Which statement describes the role that a stem cell's environment plays in the process of cell differentiation? A. Specialized cells convert neighboring stem cells by sharing their differentiated DNA.

B. Stem cells use RNA from neighboring specialized cells to direct protein synthesis.

C. Specialized cells send out signaling proteins that direct gene expression in neighboring stem cells.

D. Stem cells become specialized by absorbing needed proteins synthesized by neighboring specialized cells.

Part a - prefixes, roots, and suffixes match these prefixes, suffixes and roots to their meanings. phospho- angio- -uria -tropic -phag- a. the word root means blood or lymph vessels. b. the word root means urine. c. the word root means feeding or eating. d. the word root means phosphate or phosphorus. e. the word root means attracted specifically to the specified organ or tissue. part b – match these vocabulary terms to their meanings. gonadotropic polyuria angiotensin ii polyphagia phosphodiesterase upon the release of renin, is produced and stimulates vasoconstriction and the release of aldosterone. fsh and lh are examples of hormones, which target the ovaries or testes. an enzyme that degrades second messengers like camp or cgmp is . overproduction of urine, or , is a sign of diabetes mellitus. overeating, or , is a sign associated with diabetes mellitus.

Facilitates growth and change in neurons and the migration of neurons to different sites in the brain

The first generation of offspring from the cross of two parents is called the a. f1 generation b. f2 generation c. short generation d. p generation