If two parents who's blood types are both b produce a child that has blood type o, what can you say about the parent's genotypes?
a. one is ii
b. one is ibi
c. both are ibi
d. nothing, this is impossible

Which level of consumer had access to the smallest apply of energy

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food