If the hormone level reaches a high level in your body, the endocrine system senses that and sends signals to the gland to
releasing it.
a. stop I
b. increase

Which of the following structures is not found in both plant and animal cells? a) chloroplast b) cytoskeleton c) ribosomes d) mitochondria

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.