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sladkih [1.3K]
2 years ago
7

Define the following words:

Biology
1 answer:
Svet_ta [14]2 years ago
5 0

Answer: cellular membrane: The cell membrane, also called the plasma membrane, is found in all cells and separates the interior of the cell from the outside environment. The cell membrane consists of a lipid bilayer that is semipermeable. The cell membrane regulates the transport of materials entering and exiting the cell.

Explanation:

passive transport Passive transport is a type of membrane transport that does not require energy to move substances across cell membranes. Instead of using cellular energy, like active transport, passive transport relies on the second law of thermodynamics to drive the movement of substances across cell membranes.

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What is segmentation, and is it found in all animals?
Brrunno [24]

Explanation:

Segmentation in biology is the division of some animal and plant body plans into a series of repetitive segments. This article focuses on the segmentation of animal body plans, specifically using the examples of the taxa Arthropoda, Chordata.

6 0
2 years ago
What enzyme places the nucleotides on the dna strand?
stepan [7]

Answer:

What is  DNA polymerase.

Explanation:

DNA polymerase enzyme is the enzyme That reads the code and synthesizes the appropriate nucleotide base pairs according to the matching nucleotide after DNA splits during the replication process.

It helps in making the DNA error-free by proofreading. DNA polymerase III which has 2 molecules that work on both the strand leading and lagging strand.

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3 0
3 years ago
What does bone consist of?
MrRa [10]

mostly collagen and some calcium phosphate

4 0
3 years ago
How does carbon enter the atmosphere? options: Burning fossil fuels Cellular respiration Both A and B Neither A nor B
marta [7]

Answer:

Both A and B

Explanation:

Burning fossil fuels produces carbon dioxide.

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3 0
3 years ago
Which specialized carbohydrate is used in shrimp exoskeletons?
otez555 [7]

Answer:

chitin

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chitin is a complex carbohydrates, similar to cellulose, that makes up organic structure, such as the cell walls of fungi and exoskeletons of insects and other arthropods.

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