Explanation:
Carrier proteins are proteins that carry substances from one side of a biological membrane to the other.
list the function done by living organisms
Answer:
Respiration,Growth,Nutrition ,Reproduction and Excretion
Explanation:
Plant cells are generally larger than animal cells. A True B False
Answer:
False
Explanation:
Eukaryotes are larger
Answer: True, Happy To Help
Explanation:
Main Points of the Theory of Plate Tectonics
Midocean ridges form at very large large cracks in _______
Molten magma fries through the crack and cools to form new ___________
New Magma from below pushes up, causing the seafloor to ________
Answer:
Midocean ridges form at very large cracks in the ocean.
Molten magma fries through the crack and cools to form new land.
New magma from below pushes up, causing the seafloor to spread (divergent boundary).
Hope this helps
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True/False: Blood entering the heart from the lungs is oxygen-poor blood.
Answer:true
Explanation:
Because we already used the oxygen from the blood to breathe (i think)
What is the main idea of the last paragraph?
Answer: What Paragraph?
Explanation:
There is no paragraph, this could mean that the main idea is anything
What caused the stickleback population to have less armor and become faster?
Answer:
the changes were caused by different genes in each species.
Explanation:
Anthocyanin are an alternative type of chlorophyll that some plants will produce depending on season or their general location. Based on the graph below, if I were to see a plant making strictly anthocyanin what color would it be?
Blue
Yellow
Purple
Red
Green
which type of fossils are used to identify specific time periods?
Answer:
Index fossils help to identify specific time periods. They are made from organisms that were distinctive, widespread, and lived briefly. Index fossils help to identify specific time periods. They are made from organisms that were distinctive, widespread, and lived briefly.
Explanation: hope this helps :)
Answer:
index file
hope this helps
:)
Explanation:
What is the difference in the structure of the cell walls of gram-positive and grarn-negative
bacteria?
Answer:
The major difference between Gram-positive and Gram-negative peptidoglycan involves the thickness of the layers surrounding the plasma membrane. Whereas Gram-negative peptidoglycan is only a few nanometers thick, representing one to a few layers, Gram-positive peptidoglycan is 30–100 nm thick and contains many layers.
Explanation:
1. Why can't sound waves travel through space?
Answer:
Sound waves are travelling vibrations of particles in media such as air, water or metal. So it stands to reason that they cannot travel through empty space, where there are no atoms or molecules to vibrate
Explanation:
Hope it helps
which two locations are most likely to have both earthquakes and volcanoes?
A. convergent plate boundaries
B. divergent plate boundaries
C. transform plate boundaries
D. central areas of plates
Answer:
it's both A and B
example the junction between the eurasian plate and indo-Australian plate (region near the Himalayas) that is prone to earthquakes
Explanation:
brainliest plz
Which statement about cystic fibrosis is true?
A.) Cystic fibrosis is caused by a deletion of one codon in the DNA molecule.
B.) Cystic fibrosis affects a person's ability to make normal red blood cells.
C.) Carriers have an advantage over people who do not have the cystic fibrosis mutation.
D.) Cystic fibrosis is caused by a mutation in which a dominant allele replaces a recessive allele.
Answer:D
Explanation:
It only make sense.
A scientist is trying to decide whether an organism is unicellular or multicellular. Which information would help the scientist most to make her decision? A. size of the cells of the organism B. what the organism eats C. how many types of cells are in the organism D. how fast the organism grows
Answer:
how many types if cell are in the organism
Which of the following is a disadvantage of genetic engineering?
May cause negative side effects
Cannot create new organisms
Reduces the nutrition value of food
Increases the scarcity of food in the world
Answer:
may cause negative side effects
Explanation:
Answer:
May cause negative side effects.
Explanation:
I took the test
Genetic Engineering is used to put genes from one organisms into another. The new organism can reproduce. And while it may seem like it's the answer the nutrition value and scarcity of food is in no way impacted. It's not like cloning. Where more are being created in large amounts with similar diets. They can be cross-pollinated with organisms with different diets. So the only obvious answer would be the negative side effects.
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Which scenario best describes natural selection?
a species of flower develops a gene that results in a more attractive nectar causing more pollinators to be attracted
wheat plants are selected for their ability to produce the most wheat germ
a bacteria exposed to radiation acquires a mutation
a hurricane occurs and kills 70% of the members of a rodent species
Answer: A species of flower develops a gene that results in a more attractive nectar causing more pollinators to be attracted
Explanation: I think it’s that one and sorry if I’m wrong but to me the other choices don’t seem to fit as a hurricane kills 70% isn’t helping any organisms adapted and the other two choices no organisms is adapted but the first, the flowers have to adapt as they develop a new gene and it also affects pollinators
21. Three different processes are occurring in the drawing below. Name each process and describe it.
The three different processes that are occurring in the above drawing are:
1. Process A: Diffusion.
2. Process B: Facilitated diffusion.
3. Process C: Active transport.
Cell transport refers to the movement of ions, molecules, or substances across the cell membrane, either into or out of the cells of a living organism.
From the above diagram, the three (3) different processes that are occurring are:
1. Process A: Diffusion.
Diffusion refers to the movement of gas molecules from a region of high concentration (top) to a region of lower concentration (bottom) until an equilibrium is attained or reached.2. Process B: Facilitated diffusion.
Facilitated diffusion refers to the movement of substances or gas molecules across a cell membrane from a region of high concentration (top) to a region of lower concentration (bottom), especially through the help of transport protein.3. Process C: Active transport.
Active transport involves the movement of substances across the cell membrane from a region of lower concentration to a region of higher concentration, against a concentration gradient and in the presence of oxygen.Read more: https://brainly.com/question/18646362
The physical manifestation of a genotype, like blue eyes for bb, is an organism's
phenotype
genotype
codon
dominant allele
Answer:
phenotype plz mark me brailiest
Explanation:
Answer: phenotype :)
Explanation:
lesson 2 unit 3 genetics phenotype – the physical manifestation of a genotype
An example of a communicable disease is
A - cancer.
B - chronic respiratory disease.
C- diabetes.
D -giardiasis.
Answer:
D giardiasis is the correct answer :)
An example of a communicable disease is giardiasis, which is in option D. Giardiasis is an example of a communicable disease. It is caused by a microscopic parasite called Giardia lamblia.
This disease affects the digestive system, causing symptoms such as diarrhea, abdominal cramps, bloating, and nausea. It is typically transmitted through the ingestion of contaminated food or water that has been contaminated with the parasite. Chronic respiratory disease includes conditions such as asthma, chronic obstructive pulmonary disease (COPD), and bronchitis, which are usually caused by long-term exposure to irritants or genetics and are not directly communicable.
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males are more often affected by x-linked traits than are females because ________.
Answer:
A male with a mutation in a gene on the X chromosome is typically affected with the condition. Because females have two copies of the X chromosome and males have only one X chromosome, X-linked recessive diseases are more common among males than females.
Explanation:
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Create a hypothesis: Ben wonders if sugar water will help his vine plant grow taller than it would with regular water. He would like to do an experiment. Create an appropriate hypothesis Ben can test using an experiment. *your hypothesis can be anything as long as it is in the correct format and related to the experiment!
PLZ HELP MEEE I NEED ID NOW(((
Answer:
If Ben waters his vine plant with sugar water, then the plant will not grow as well as it would when watered with regular water.
which skin cancer arises from the youngest epidermal cells
Answer:
Basal cell carcinoma develops from the youngest epidermal cells.
Fill in the blanks:
transcription
translation
DNA
Match the DNA bases with its
complementary mRNA base:
in DNA: in mRNA:
A
T
С
G
EU
Construct a complementary mRNA strand
of the following strand of DNA:
AGC TCA CTG
Answer:
A - T
T - A
C - G
G - C
TCG AGT GAC
How is a cruise ship like a cell? Name the organelles that have a similar function to the parts of a cruise ship.
I’ll give brainliest, thanks and 5 stars to the answer that stated all the organelles that are similar in function to the parts of a cruise ship.
Answer:
Nucleus - Controlls like the Captin or the control center of the ship
Ribosome - People that make the ship run
Vacuole - Rooms for guests to stay in.
Cytoplasm - Floor for people to walk on
Cytoskeleton - Walls of the ship (this could also be Cell wall)
Mitochondria - The fuel source
Endoplasmic Reticulum - It's a highway so maybe the halls or any main point on the ship where alot of people are.
a typical human chromosome contains about how many nucleotides in its dna?
Answer:
50 million nucleotide pairs
The typical human chromosome contains 50 million nucleotide pairs
in its DNA.
What is DNA?Deoxyribonucleic acid (DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix carrying genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses. DNA and ribonucleic acid (RNA) are nucleic acids. Alongside proteins, lipids and complex carbohydrates (polysaccharides), nucleic acids are one of the four major types of macro molecules that are essential for all known forms of life.
Hence, The typical human chromosome contains 50 million nucleotide pairs.
in its DNA.
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What are the functions of the plant cell's parts. l will mark you the brainest.
Answer:
There are xylem vessels and pholem cell it is the major building block for the respiration and growth of plants
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How can you explain the relationship of the following components within the cell: nucleus DNA, chromosomes, and genes?
Answer: DNA is found in every cell of our body– except red blood cells (no nucleus). Genes are a segment of DNA. Our genes are the blueprint for our biology.
Explanation:
The world's human growth rate is dependent on
a the birth rate
b the death rate
C A and B
what is the primary function of cellular respiration?
Please help serious answers only
Answer:
venus
Explanation:
Which of the following steps is required before biological processes can break down organic material in wastewater?
Aeration basins
Primary clarifiers
Filtration
Disinfection
The following steps required before biological processes can break down organic material in wastewater is Aeration basins and Primary clarifiers.
Water treatment refers to any technique that enhances the quality of water in order to make it suitable for usage by humans in homes and offices.
There are certain processes involved in the treatment of water. These includes:
screening and pumpinggrit removalprimary clarifiersaerationsecondary clarifiersFiltrationDisinfectionoxygen uptakeIn the screening and pumping process, materials and objects are removed from the entering wastewater using screening machinery. The extracted material is cleaned, crushed, and disposed of in a landfill.
In the grit removal, fine particle materials are eliminated from the wastewater.
Enormous circular tanks are known as clarifiers that receive the materials. Settled material acknowledge as primary sludge, is pushed to the tank's bottom, while the wastewater leaves from the top.
At the aeration stage, the wastewater receives the majority of its treatment. Pollutants are absorbed by microorganisms and turned into cell tissue, H2O, and nitrogen through biological breakdown processes.
The water treatment process was ended with filtration and disinfection to enable the water to be free from bacteria.
Therefore, we can conclude that the steps required before biological processes can break down organic material in wastewater is Aeration basins and Primary clarifiers.
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