4 years ago

The first cell type likely to respond to invasion by a pathogenic microbe is

1 answer:

8 0

Hello, and good afternoon. Great question. Moreover, the only immunization cell type responders are the white blood cells that usually release pathogenic eradicators called antibodies.

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Since a bright light causes one to blink reflexively, the light would be best described as a(n):

Rufina [12.5K]

The light would be best described as AN UNCONDITIONED STIMULUS.
An unconditioned stimulus refers to any stimulus which naturally evokes a response from the affected person. The response that is evoked is termed unconditioned response. In the question given above, the light is the unconditioned stimulus while the blinking is the unconditioned response.

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3 years ago

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Why did Charles Darwin predict that tetrapods evolved from fish?

qwelly [4]

Answer:

fish and tetrapods are both vertebrates that have a backbone with a spinal cord. fish lived before tetrapods because their fossils are in rocks over 500 million years old.

Explanation:

fish and tetrapods are both vertebrates that have a backbone with a spinal cord

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Assoli18 [71]

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3 years ago

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The process of DNA replication occurs just before S phase. In the interphase, the cell has growth and replication of DNA is getting made. In the G1 phase, there is the growth, (G1-checkpoint - cell size, growth, environment shows cell is ready to start replicating DNA. S phase- DNA is replicated.

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4 years ago

Which process is governed by the autonomic nervous system?.

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Involuntary physiologic processes

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