Which of the following objects would best be used to understand how the human heart works?
A.
block of wood
B.
coffee filter
C.
water pump
D.
plastic bag

Answers

Answer 1

The answer is C. Water Pump


Related Questions

what are 3 parts of a nucleotide?

Answers

Answer:

The three parts of a nucleotide are:

- A phosphate group

- Nitrogenous base

- Five-carbon atoms

Explanation:

These are the three parts that make up a nucleotide.


On a corpse, there are beetles and mites, but no flies, ants, or larvae. Which is the correct postmortem interval?

----
8 days
4 days
1 day
19-30 days

Answers

8 days is your answer

Answer:19-30 days

Explanation: I took the test

Which feature of the nucleus is not clearly shown by the visual analogy?
please do number four4

or more

Answers

Answer:

Explanation:

4.the chromatin is not shown

5. What is another possible analogy that could be compared with the structure and function  of a cell?

The structure and function of an airport control tower could be compared to the structure and function of a cell

6.Vacuoles are membrane-enclosed saclike structures that store materials such as water, salts, proteins, and carbohydrates.

7.Storage of materials and support of the cell

8.Contractile vacuoles pump excess water out of the cell, while other types of vacuoles hold materials inside of cells

10.Lysosomes breakdown large molecules and waste without them clutter could accumulate in the cell, which has been linked to serious human diseases

11.centrioles

12.cilia

13.Ribosomes are small particles of RNA and protein found throughout the cytoplasm. They are involved in synthesis of proteins.

14. Endoplasmic reticulum

15.Ribosomes are found on the surface of rough ER. Smooth ER has no ribosomes on its surface.

16.The Golgi apparatus is like a customization shop in a factory. It puts the finishing touches on proteins before they leave the factory.

17.If the cell manufactures proteins that are normally released to travel to other cells. Those cells would not receive the proteins. The loss of these proteins might cause the "receiver" cells to function poorly.

19.True

20.Like

21.True

22.Contain

23.walls

24.wood

25.regulates

27.Vesicles transport newly synthesized proteins to the Golgi apparatus. After the Golgi apparatus modifies the proteins, vesicles transport the modified proteins to the cell membrane, where they are released.

In the energy pyramid, the greatest biomass appears at the level of
A)
Birds and Mammals,
B)
Insects and Zooplankton,
09
Phytoplankton and Bacteria.
D)
Small Fish and other Aquatic Species

Answers

Answer:

Perhaps it's A but it's my (viewpoint)

Answer:

C) Phytoplankton and Bacteria.

Explanation:

Got it right on the USA Test Prep, and the smallest always has the most energy.

Which statement describes how matter is cycled between plants and animals?
A. Sugar from animals is used by plants for energy
B. Plants and animals produce oxygen for animals to breathe.
C. Carbon dioxide from animals is used by plants to form sugar.
D. Oxygen from animals is used by plants to get energy from sugar.

Answers

Answer:

C

Explanation:

The animals releases carbon dioxide and the plant uses the carbon dioxide to make sugar

Answer:

✔ ∅ C. Carbon dioxide from animals is used by plants to form sugar.

Explanation:

Which statement describes how matter is cycled between plants and animals?

✘ O A. Sugar from animals is used by plants for energy.

✘ O B. Plants and animals produce oxygen for animals to breathe.

✔ ∅ C. Carbon dioxide from animals is used by plants to form sugar.

✘ O D. Oxygen from animals is used by plants to get energy from sugar.

If 5x+4y=58 and 3x + 7y = 67 find the value of ( x + y ) ​

Answers

Explanation:

5x + 4y = 58 ....1

3x + 7y = 67 ....2

....1 × 3 both sides of the equation

15x + 12y = 174 ....3

....2 × 5 both sides of the equation

15x + 35y = 335 ....4

.....4 - ......3 both sides of the equation

35y - 12y = 335 - 174

23y = 161

y = 161/23

= 7

What 3 parts of a plant cell work together to create needed materials like glucose

Answers

mitochondria chloroplast and cell membrane

true or false a scientific law is different from a scientific

Answers

Scientific laws and Scientific theories are not the same

PLEASE HELP ME!!

Which plant group is one of the oldest on Earth?
daisies
ferns
sequoia trees
orange trees

Answers

Answer:ferns

Explanation:

Hope this helps

Answer:

sequoia trees.

Explanation:

they are also known as "red woods" they are the giant red barked trees in different parts of california, and they are hundreds and thousands of years old.

What do the Mitochondria and
Chloroplast have that other organelles
don't have?

Answers

Answer:

DNA

Explanation:

Both organelles possess their own DNA and ribosomes.

Describe some sources of water pollution.

Answers

-Oil spills(from ships or boats)

-Marine Dumping

-Sewage (leading into our water supply)

Answer:

oil spills, Chemical Dumping, Landfills close to any water supply systems.

15. Is glucose (C6H12O) an organic or inorganic molecule? How can you tell?

Answers

Answer:

Caproaldehyde, also known as hexylaldehyde or N-hexanal, belongs to the class of organic compounds known as medium-chain aldehydes. These are an aldehyde with a chain length containing between 6 and 12 carbon atoms

Glucose ([tex]C_{6}H_{12}O_{6}[/tex]) is an organic molecule. It contains carbon (C) and hydrogen (H), which are essential components of organic compounds.

Organic molecules include glucose ([tex]C_{6}H_{12}O_{6}[/tex]). Organic compounds include covalently bonded carbon and hydrogen atoms. Organic molecules often contain oxygen, nitrogen, and other atoms.

Glucose has six C, twelve H, and six O atoms. Glucose is an organic molecule since it contains carbon atoms and is a crucial component of organic molecules in living things.

Learn more about organic molecule, here:

https://brainly.com/question/14160379

#SPJ6

Do cells respond to every signal? Explain.

Answers

Answer:

No, they only respond to a signal if they have a receptor that can receive the signal.

Explanation:

The geosphere is one of four interconnected systems and includes __________

Answers

Answer:

the atmosphere,hydrosphere,and the biosphyre

Explanation:

Which of the following are the reactants of photosynthesis?
A) Light and oxygen
B) Light and carbon dioxide.
C) Carbon dioxide and sugar.
D) Carbon dioxide and water

Answers

Answer:

The answer is D Carbon dioxide and water

What is substance in science?

Answers

Answer: A substance is matter which has a specific composition and specific properties. Every pure element is a substance. Every pure compound is a substance. Examples of substances: Iron is an element and hence is also a substance.

Explanation:

sub·stance

a particular kind of matter with uniform properties.

"a steel tube coated with a waxy substance"

Similar:

material

matter

stuff

medium

4. What is the main purpose of cellular respiration in cells? *
A. to obtain energy to use in other processes.
B. to form glucose and store energy in its chemical bonds.
C.
to produce lactic acid in animals to produce alcohol in plants
D. to create carbon dioxide in water

Answers

A . I hope you pass ur test !

please help. i don’t understand

Answers

Answer: A is B

B is A and A is C

Explanation: because the enzyme lowers the activation energy to speed up the reaction.

Which of the following is not an extinct species?
A. Dodo
b. Bison
C. Sikkim stag
D. None of these​

Answers

Answer: The answer is Bison

Answer:

Option B and C

Explanation:

Sikkim Stag is an endangered species

some species of the Bison are extinct

What's better chocolate or candy
btw candy is any expect chocolate

Answers

chocolate 10/10
candy is too sweet and plastic-y
chocolate is not too sweet and tastes good (dark is the best) :))

VERY URGENT:
Units that are combinations of two or more fundamental/base units are called (blank) units

Fill in the blank

Answers

Answer:

Derived Units

Explanation:

Answer:

Derived unit

Explanation:

The fundamental unit is Derived unit

helpppp thanks lolll.

Answers

Answer:

A star and something that revolves around it.

Explanation:

It has to have something revolving around it. Otherwise there would be no system, but just a star.

which substance carries instructions for building a protein to other parts of the cell
a.) oxygen
b.) protein
c.) ribosome
d.) rna

Answers

The RNA is the answer

Answer:

RNA

Explanation:

EDGE2021

explain how the origin of a muscle and the insertion point of a muscle allow muscles to work as an agnostic pair when moving a bone.

PLEASE KEEP IT SHORT!!​

Answers

Organ and insertion the organ is where the muscles join and stationary the insertion is where it joins the moving bone when a muscle contracts the organ tendons are the cards and straps that connect muscles to bone



It is not long if you write in copy

What is the hypothesis? The higher the temperature of water, the faster an egg will cook

Answers

Answer:

The higher the temperature of the water, the faster an egg will cook

Does this help?

Which one of these are not protected under
the freedom of speech?
Your right to criticize your mayor.
Your right to criticize the president.
Your right to criticize your senator.
Your right to criticize your boss.

Answers

Answer:

Your right to criticize the president

Can someone answer this question?

Answers

You’re correct! Prokaryotic cells don’t have a nucleus

What makes human beings separated from animals and plants?

Answers

Answer:

Humans are able to use their brains at the fullest capacity, while plants just do one thing all the time, animals do change a bit, but they mainly live on what they have to do. Humans are able to create things, make languages, and establish religions.

Explanation:

Hope this helps

How does a change in pH above or below optimal pH affect enzyme
function?

A. No change
B. Reaction happens faster
C. Enzyme dies
D. Enzyme denatures

Answers

Answer:

[tex]\boxed {\tt D. \ Enzyme \ denatures}[/tex]

Explanation:

Extreme temperatures or pH can denature enzymes.

Enzymes have a very special and specific shape that determines which substrate they can act on. If the pH changes too dramatically, then the peptide bonds holding the amino acids of the enzyme together break.

When the bonds break, the enzyme loses its shape and it cannot function anymore.

So, there is a change, the reaction doesn't happen faster or die. We can eliminate choices A, B, and C. The correct choice is D. enzyme denatures

Which factor will increase the rate of photosynthesis

Answers

привет их, я не очень понимаю этот квест, потому что я не американец, вы можете перевести его на русский язык, пожалуйста.

Increased carbon dioxide levels

Plants need carbon dioxide to survive. So if you think about it the more it gets of it the better it will grow.
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