Huntington's disease causes a slow degeneration of the nervous system, beginning at about age fifty. patients with huntington's disease lose control of their limbs and become forgetful. as the disease grows more severe, it paralyzes and kills them. the disorder is dominant. suppose that bill's genotype is (hh) and his wife sharon is (hh). what are the chances that his daughter, grace, will also have huntington's? a) 0% b) 25% c) 50% d) 100%

What do all macromolecules have in common with each other? oa. they all are formed from the same elements.ob. they all have major roles in cell membranesoc. they all act as catalysts in the body.od. they all have peptide bonds between carbon atoms.

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.

This is a biological reaction due to a stimulus. i need this quickly !