Which is a small animal with tentacles and a skeleton made of calcite?
A. squid
B. coral
C. octopus
D. starfish

Answers

Answer 1

I think squid

Explanation:

I'm not sure

Answer 2

Answer: coral and some starfish

Explanation: knowledge


Related Questions

Which of the following objects has kinetic energy?

Answers

Answer:

where are the objects?

Explanation:

SMH how are we supposed to answer with no answer choices

a caldera forms when ____________________

Answers

Answer:

A caldera is a large depression formed when a volcano erupts and collapses. During a volcanic eruption, magma present in the magma chamber underneath the volcano is expelled, often forcefully.

Answer:

whn a volcano erupts

Explanation:

In a hostel, 30 students have food enough for 40 days. How many students should leave the hostel so that the food is enough for 100 days ?​

Answers

Answer:

ffffffghjkoiuhbnm,,,,

Explanation:

what is biomolecule ​

Answers

Answer:

well

bio means study of life

and yk what a molecule is

so I think it means study of molecules?


Description
A biomolecule is a chemical compound found in living organisms. These include chemicals that are composed of mainly carbon, hydrogen, oxygen, nitrogen, sulfur and phosphorus

does anyone have the cell respiration virtual lab

Answers

Answer:

No, I haven't learn that when I learn it I will teach you everything I know

what is the tube connecting the ovary to the uterus called

Answers

Answer: Fallopian tube

Explanation:

The fallopian tube is where eggs travel from the ovaries to the uterus

Core:
List the chemical elements that make up carbohydrates, fats and proteins​

Answers

Answer:

Carbs are made mostly of Carbon, Hydrogen and Oxygen

Lipids(Fats) are mostly Hydrogen and Carbon only

Proteins are amino acids

Explanation:

Answer: Carbohydrates and lipids are made of only carbon, hydrogen, and oxygen (CHO). Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON).

Explanation:

Earth's rocks change from one type into another, as described in the rock cycle. One type of rock
is known as metamorphic rock. Metamorphic rocks are formed under which of the following
conditions?

Answers

I'm not sure have you tried or attempt it??

Answer:

heat and pressure

Explanation: Because I say so ⊕

what is brain cancer ?

Answers

Answer:

Brain cancer is an overgrowth of cells in your brain that forms masses called tumors. Cancerous, or malignant, brain tumors tend to grow very quickly. The symptoms of brain cancer depend on the size and location of the tumor.

Common brain cancer symptoms include:

headaches that are usually worse in the morning

nausea

vomiting

a lack of coordination

a lack of balance

difficulty walking

memory lapses

difficulty thinking ,speech problems

.Many of the symptoms of brain cancer are also caused by other, less serious conditions. There’s no need to panic if you’re experiencing these symptoms, but it’s a good idea to visit your doctor to have your symptoms investigated, just in case.

Explanation:

Which role does photosynthesis play in the flow of energy? (1 point)

Photosynthesis converts radiant energy to chemical energy to be used by organisms in the food chain.
Photosynthesis is how plants break down glucose to use for energy.
Photosynthesis allows plants to create energy for themselves to store and use for metabolism.
Photosynthesis provides radiant energy to all the organisms in the entire food chain.

Answers

Answer:

Radiant energy transformation that takes place during photosynthesis

Explanation:

Radiant energy transformation that takes place during photosynthesis

Through photosynthesis, certain organisms convert solar energy (sunlight) into chemical energy, which is then used to build carbohydrate molecules. The energy used to hold these molecules together is released when an organism breaks down food. Cells then use this energy to perform work, such as cellular respiration

Brainliest please

Photosynthesis converts radiant energy  to chemical energy to be used by the organisms in the food chain .

What is photosynthesis?

It is defined as a process by which plants and other photosynthetic organisms convert the light energy in to chemical energy through the process of cellular respiration.

Some of the energy which is converted  is stored in molecules of carbohydrates like sugar and starches  which are made up of from carbon dioxide and water . Photosynthetic organisms which can perform photosynthesis  are algae and cyanobacteria. Photosynthesis is largely responsible for producing and maintaining the content of oxygen in earth's atmosphere.

The process begins with proteins absorbing light energy  which are called reaction centers and contain a green pigment which is called chlorophyll . In plants ,these pigments are present inside organelles called chloroplasts while in bacteria they are present in plasma membrane.

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Which correctly describes the male part of a flower?
A. It's called the stamen and is made of the anther and filament.
B. It's called the pistil and is made of the anther and stigma.
C. It's called the pistil and is made of the filament and style.
D. It's called the stamen and is made of the stigma and style.

Answers

A. The male part of a flowers is called the Stamen and it is made of the anther and filament.

Answer:

It's called the stamen and is made of the anther and filament.

Explanation:

The male part of the flower is called a stamen and is made of the anther and filament. The female part of the flower is called the pistil and is made of the stigma, style, and ovary.

Also, I took the quiz and this was on it!

giving brainliest pls help !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

Man didnt exert force C

Explanation:

If the man and box had the same mass he would still be able to push it so not D

The box is obviously not moving so not B

There is no way the box does not have mass not A

5. If the weather in Richmond, Virginia, changed to very cold (snow on the ground 8 months of each year) over the next few years, what change might occur?
a. The cold weather would cause a mutation in squirrels which causes their fur to be white.
b. If a mutation occurred which caused white fur to develop, such white squirrels would have a better chance to survive and produce more offspring with the characteristic.
c. Evolution would definitely occur resulting in white squirrels.

Answers

Answer:

A.

Explanation:

Because, they would have to adapt to their surroundings to survive and the white fur is a little thicker and help them blend in better form predators

b. If a mutation occurred which caused white fur to develop, such white squirrels would have a better chance to survive and produce more offspring with the characteristic.

What is natural selection?

If a mutation occurred in a squirrel that caused it to have white fur, and if this trait helped the squirrel survive and reproduce more effectively in a cold, snowy environment, then it is possible that the trait could become more common in the population over time. This is known as natural selection.

However, it is important to note that whether or not a particular trait will become more common in a population depends on many factors, including the environment, the competition for resources, and the presence of predators.

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Are the anomalies the same thickness along all ridge segments Why or why not?
plz help :D

Answers

Answer:

The equivalent magnetization (EM) and mantle Bouguer anomaly (MBA) were calculated along the ultraslow-spreading Mohns Ridge axis in the Norwegian-Greenland Sea. The magnetic anomaly and the associated EM were compared with the bathymetry, MBA, seismically determined crustal structure and geochemical data at both the inter-segment scale (>60 km) and the intra-segment scale (20–60 km). At the inter-segment scale, the magnetic highs at the segment centers are independent of the MBA. Of the 13 segments, 9 with magnetic anomalies >700 nT coincide with axial volcanic ridges identified from multibeam bathymetry maps, which suggests that the magnetic highs at the segment centers may be more associated with the extrusive lavas rather than the amount of magma supply. With few exceptions, the magnetic anomaly lows associated with MBA highs at the segment ends increase from south to north. This trend might be explained by thickened extrusive basalts and/or more serpentinized peridotites at the segment ends in the north. At the intra-segment scale, the most prominent features are the decreases in the magnetic anomalies and associated EMs from the segment centers to the ends. The intra-segment magnetic anomalies have positive and negative correlations with the bathymetry and MBA, respectively. The magnetic signal modeled by the seismically determined layer 2A with an assumed constant magnetization is remarkably consistent with the observed magnetic anomaly, which strongly suggests that the thickness of the extrusive basalts dominates the magnetic structure in each segment along the Mohns Ridge. In general, the thickness of the extrusive basalts dominates the magnetic structure along the Mohns Ridge, whereas the contributions from serpentinized peridotites may be significant at the segment ends and may produce long-wavelength magnetic variations. The magnetic data can be used as an indicator of the thickness of the extrusive basalts within segments along the ultraslow-spreading Mohns Ridge.

Explanation:

Remember that we see the color of objects because that color bounces off the object and back to our eyes. The other colors are soaked up by the shirt like a sponge. Why do you think the green light is the least effective color to give plants energy to grow?

Answers

If the light color is red or purple then the plant will absorb some amount of energy from the light, Green light is the least effective for plants as the plants are themselves green due to the presence pigment Chlorophyll in chloroplast.

what is function of chloroplast ?

Chloroplasts are the membrane bound cellular organelle present in photosynthetic organism like plants and algae, observed in  mesophyll cells of leaves and contain a high concentration of chlorophyll pigment which absorb sunlight.

It has extra-nuclear semiautonomous DNA and make food by the process of photosynthesis by absorbing sunlight into chemical energy.

It also involve indirectly  in the process of generation of carbon and sugar molecule during the Calvin Cycle or dark reaction of photosynthesis.

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Chlorophyll absorbs energy from blue- and red-light waves and reflects green-light waves during photosynthesis, giving the plant its characteristic green color.

What is the effect of green light in plants?

Other pigments, such phycoerythrin, can effectively absorb green light to promote photosynthesis. Additionally, green light can encourage stem elongation, which boosts plant light absorption.

Despite being the visible spectrum's least effective wavelength for photosynthesis, green light is nonetheless helpful and affects plant morphology.

One might occasionally hear that plants reflect green light rather than using it for photosynthesis.

Therefore, green light is the least effective color to give plants energy to grow.

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g When an oxygen molecule diffuses from the air in the lung into the plasma in a capillary in the lung, how many times does it have to diffuse through a plasma membrane before reaching the plasma

Answers

Answer:

The answer is 2.

Explanation:

When oxygen gets into the lungs, it first needs to diffuse through the alveoli and into the blood. Then through the veins and capillaries, it diffuses into all the calls in the body. It does so quite easily because it is a nonpolar and a very small molecule with a low concentration inside the cell. This gives it the ability to diffuse easily through the cell membrane.

So the number of times that oxygen has to diffuse through a plasma membrane is two.

I hope this answer helps.

jfiosdjfofjsd fijsodjfiods jsdioffjdosf

Answers

Answer:

jfiosdjfofjsd fijsodjfiods jsdioffjdosf

Explanation:

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Damage to your computer can be caused by not properly taking care of your equipment. Which of the following should you avoid doing in order to keep your computer in good working order? A. Bundling electrical cords
B. Drinking soda near your computer C. Installing an antivirus program D. Working at a desk

Answers

Answer:

B

Explanation:

i did this this year in my 9th grade tech class and got it right

What is the role of ATP when large molecules need to be transported across the cell membrane against the concentration gradient?
The bond between the phosphate groups is broken to store energy.
The bond between the phosphate groups is broken to release energy.
Bonds are formed between the adenine and the ribose to store energy
Bonds are formed between the ribose and the phosphate to release energy.

Answers

Answer:

b. the bond between the phosphate groups is broken to release energy

Explanation:

Phosphate groups are negatively charged => there is a pull between the two groups

=> it's easy to break this bond & ATP is unstable

=> ATP has a lot of free energy

breaking the bond between phosphate groups makes the molecules more stable (aka contains less free energy)

=> delta G <0

=> breaking this bond releases energy

the energy released by ATP is then used to transport large molecules against the concentration gradient

The bond between the phosphate groups is broken to release energy. This energy helps in the transport of molecules across the cell membrane against the concentration gradient.

ATP is also called as the energy factory for the cell. It is also required for various metabolic processes within and outside the cell. It has a role in transfer of macromolecules like proteins, lipids, and other into and out of the cell. It is difficult for molecules to be transported into and out of the cell across a  cell membrane against a concentration gradient for this energy in the form of ATP is required. When the hydrolysis of the molecule of ATP occurs it releases the phosphate group along with the release of energy this energy is necessary for the active transport of molecules against the concentration gradient across a cell membrane. Hence, the bond between the phosphate groups is broken to release energy. This energy helps in the transport of molecules across the cell membrane against the concentration gradient.

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what is the difference between natural selection and evolution

Answers

Answer:

Evolution is a gradual change in the inherited traits of a population over many generations.

Natural selection is a mechanism where the members of a population best suited to their environment have the best chance of surviving to pass on their genes. The natural environment selects for these members over others in the population.

Over many generations, because more of the best suited members have been reproducing, the population all now have the trait that makes them better suited for the environment.

This population has now evolved to better suit its environment, through the process of natural selection.

Forest butterflies are often brown. This helps them to

Answers

Answer:

Avoid predators

Explanation:

Organisms often mimic their surroundings to escape the predators. This technique is also called camouflaging.

Forest butterflies have also adopted several structural adaptations to avoid predators. Many of them have brown wings with jagged edges so that they resemble dried leaves. In this way, they blend with their surroundings, especially the forest floor, and go unnoticed. On the other hand, butterfly larvae are green in color so that they resemble the leaves on which they feed and avoid predators.

Identify the fuel that could be classified as a nonrenewable or renewable resource.

A) hydroelectric
B) solar
C) wind
D) wood

Answers

Answer:

Wood

Explanation:

Takes time to reproduce it.

A doctor treats a patient with a skin condition with different creams to see which is most effective. What is the independent variable?

1. Skin Creams
2. Skin Conditions

Answers

Answer:

1. Skin Creams

Explanation:

An independent variable is the only variable that is changed while the rest is kept the same. In this setup, the doctor is using different creams on the same patient with the same skin condition so the independent variable is the skin cream and not the skin condition.

I need help with my biology work can anybody help me with this answer please?

Answers

Answer:

d

Explanation:

because all those products mixed together will give another product

Answer:

c

Explanation:

What are two substances that are stored by the bones

Answers

Answer:

The bone stores 99% of the body's calcium and 85% of the phosphorus. It is very important to keep the blood level of calcium within a narrow range.

What term that best describes the "mini organs" of the cell? *
A: Cell membranes
B: Nucleus
C: ER
D: Organelles

Answers

Answer:

D organelles

Explanation:

Its the actual name for "mini organs" in a cell.

D.organelles

mini organs is another word for organelles

Which type of reproductive strategy do you think is more advantageous for survival? Make a claim and support it with reasoning.

Answers

The type of reproductive strategy that may be more advantageous for the survival of an individual is the sexual mode of reproduction due it increases the chances of generating more adaptive (fittest) genotypes and thus superior phenotypes in a given environment.

What are the types of reproductive strategies?

The types of reproductive strategies refer to all types of strategies that organisms use to generate more and fittest adapted organisms capable of surviving and reproducing in a given environment, which include, for example, mode of reproduction (e.g. gametic generation), sexual reproduction and/ or asexual reproduction, age of individual during the reproductive stage, etc.

In conclusion, The type of reproductive strategy that may be more advantageous for the survival of an individual is the sexual mode of reproduction due it increases the chances of generating more adaptive (fittest) genotypes and thus superior phenotypes in a given environment.

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What type of water do corals live in?
A. cold and deep
B. cold and shallow
C. warm and shallow
D. warm and deep

Answers

Answer:

C.

Explanation:

C. Warm and shallow, even though they can be found in deeper water they do better the more shallow the water is. They also live in tropical places and in salt water. They can not survive in fresh water or cold water for very long.

Hope this helps, if so please mark the brianlist and peace and love

Answer:

they live in all of those conditions all around the world. some places warm and shallow  and some places cold and deep

Explanation:

PLEASE HELP! WILL GIVE 10 POINTS AND I WILL FOLLOW YOU!

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Changing which factor would NOT influence the total kinetic energy of a moving shopping cart?



A. increasing the mass of the cart by adding items while moving



B. increasing the rate of speed you push it down the aisle



C. Turning a different direction at the end of the aisle while continuing to move at the same speed.



D. Decreasing the mass or the speed of the cart

Answers

Answer:

B

Explanation:

because it will be going the same no matter what all the other answers make sense

Monarch butterflies are toxic when eaten. Viceroy butterflies look like monarchs and, therefore, don’t get eaten. What defense is the Viceroy using?

A. Chemical defenses
B. Mechanical defenses
C. Mimicry
D. Camouflage

Answers

Answer:

Mimicry

Explanation:

"Vicerory butterflies look like monarchs". They are mimicking the appearance of the monarch to protect themselves because monarchs are toxic.

Hi there! The answer is C, Mimicry. Mimicry is when a living organism (animals and plants) change their “identity” to look like another animal or plant. They can use this to look poisonous so that they don’t get eaten or even bothered. Hope this helps and please mark brainliest!
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Simplify: -x + 8x if you can Which expression is equivalent to (3x-2)(x+3) ?A. 4x^2 + 4x + 1B. 3x^2 + 11x + 6C. 3x^2 + 7x - 6D. 4x + 1 Find the compound interest on 31,250 at 12% pa for 2 1/2 years pls give step by step explanation Two spoiled dogs eat a total of 18 treats in a certain amount of time. How many spoiled dogs will eat 72 treats in the same amount of time, assuming each dog eats treats at the same time what is the state of a object when not have net force Tyler has a ramp for his skateboard that measures 17 feet long. The vertical height is 8feet from the ground to the top of the ramp. What is the horizontal distance from the baseof the ramp to the support? (Hint: draw a picture) What happens to most of the radiant energy that is not converted to thermal energy?a. It is used in photosynthesis.b. It is reflected into space.c. It is converted to electricity.d. none of the above Can someone plz check my answer My answer is C THE FIRST PERSON WHO ANSWERS I WILL GIVE BRAINLIST TO+ thank u and 5 stars PLZ HELP METhe global belts of circulating air are also called _____.bandsloops**cellsrings What were various strategies used during the civil rights movement to fight racism and fight against segregation? There are 270 calories in 5 ounces of a certain ice cream how many calories are there in 2 pounds Hi! This is the easiest way for me to spread the gospel so I will! God is coming back soon. Please repent b4 its too late. Ask God for forgiveness, read the Bible, fast, b4 its too late. God bless you all. Have a nice day. Which revolution is described in the passage?O A. Creole RevolutionThe Estates was called, the votes were had, and representativesarrived to form the Estates General. But the dramatic inequality invoting--the Third Estate represented more people, but only had thesame voting power as the clergy or the nobility-led to the ThirdEstate demanding more voting power, and as things developed, morerights.B. American RevolutionO C. Galactic RevolutionO D. French Revolution A school has 109 students signed up for a science workshop. The school will buy every student attending the workshop a pencil, a folder, and an eraser. A package of 12 erasers is $0.75. Only whole packages of erasers can be bought. Folders are $0.10 each. A package of 8 pencils is $0.50. Only whole packages of pencils can be bought. How much will the school spend? What expressions are equal to -5 SOMEONE PLEASE HELP ME WITH THIS PLEASE PLEASE PLEASEE!!!!!!!!!! \left|\left|x-5\right|+2\right|\le 3 Given that line CD is a perpendicular bisector of triangle ABC, if side AB has a length of 6 and side AC has a length of 12 what is the length of side CD? Write your answer to thenearest hundredth ie 179.50. Please Hurry 15 pointsWhich conclusions about alcohol and teen driving are supported by the data provided? Check all that apply.Rates of drinking and driving increased significantly between 2004 and 2014.Approximately 22 percent of teens admitted to driving after drinking in 2004.Fewer teens admitted to drinking and driving in 2013 than in 2004.In 2013, about one in five teens admitted to riding with a driver who had been drinking. Write the augmented matrix for the following system of equations.-2z=-4y-9x0=4x+6z+22z=2+3y Importance of individual differences in difference in work potential with examples