Practice Test 2 Improvements

Question 1

What does the thyroid gland do?

Answer 1

The thyroid gland release thyroxine directly into the blood. Thyroxine then travels into the bloodstream to its target organ

Question 2

Where is the thyroid gland located in the body?

Answer 2

Around the throat area

Question 3

What does the pituitary gland do?

Answer 3

The pituitary gland produced the hormones that act on other glands. This directs the glands to release hormones which bring about change

Question 4

Why does a certain attribute become more common in a species population using the idea of natural selection?

Answer 4

A mutation occurs which gives the species a better survival factor. These animals live to reproduce. The genes for this better survival factor will be passed onto the next generation.

Question 5

What are the main differences between voluntary and involuntary reflexes?

Answer 5

Involu

Question 6

Typing in a randomly hung do

Answer 6

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