Answer: This evidence reveals what our planet was like long ago. Fossils also show how animals changed over time and how they are related to one another.
Explanation:
Answer: Viruses are infectious agents with both living and nonliving characteristics. Living characteristics of viruses include the ability to reproduce – but only in living host cells – and the ability to mutate.
Explanation:
googles word not mines, but put it in your own.
Answer:
a test cross
Explanation:
it determine whether row genes are linked
<span>molecular genetics adds to our genes by DNA molecules.</span>
Answer:
A - Hypothalamus and Antidiuretic Hormones
Explanation:
Whenever their is a sudden change in the fluid level in the bodyb, either the blood, sugar, etc., the osmoreceptors, a special group of cells within the hypothalamus part of the brain, will detect this.
Thereafter, a signal is sent to the posterior pituitary gland to release the antidiuretic hormones (ADH), whose job is to maintain the fluid level by causing an increase in water reabsorption into the body through the expansion of the epithelial cells of the kidney.
