Answer:
weird pictures to answer but rubber trees do nothing for an environment so they would be at the bottom then flees which are eaten by aphid insects which are eaten by birds at the top of the chain
Answer:
B(sperm production)
D(appearance of secondary sex characteristics)
Explanation:
Answer:
1) As the body's chemical messengers, <u>hormones</u> transfer information and instructions from one set of cells to another.
2) A <u>gland</u> is a group of cells that produces and secretes, or gives off, chemicals.
3) Hormones are released into the bloodstream via small tubes called <u>duct.</u>
4) Hormones find their way through the blood to their <u>targeted/respective </u>cells.
5) Each hormone is a differently shaped key that will only fit into the correct <u>receptor</u> lock.
Are their options? I think I need more info
Answer:
population is number of inhabitants in area or place