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Rainbow [258]
3 years ago
7

How would you differentiate between pollen cells and algae cells

Biology
1 answer:
boyakko [2]3 years ago
4 0
Algae live in water, and their tails help them swim. Pollen grains have spikes that help them stick to insects such as bees. (hopefully right)
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Positive selection tests to see if the ______ of a T-lymphocyte can recognize and bind to an MHC molecule.
DENIUS [597]

Positive selection tests to see if the TCR of a T-lymphocyte can recognize and bind to an MHC molecule.

<h3>What is a T-lymphocyte?</h3>

A T-lymphocyte is a special type of immune cell that is generated inside the bone marrow.

The T-cell receptor (abbreviated as TCR) is a protein located on these immune T lymphocytes.

In conclusion, Positive selection identifies if the TCR of a T-lymphocyte can recognize and bind to an MHC molecule.

Learn more about T-lymphocytes here:

brainly.com/question/17025187

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7 0
2 years ago
Biodiversity is the existence of many different kinds of plants and animals in an environment. Describe why the tropical rainfor
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Answer:

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3 years ago
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