The root system of a grass plant interacts with the vascular system to increase the ability of the plant to Group of answer choices a. absorb carbon dioxide for photosynthesis
b. manufacture pigments for protection
c. obtain nutrient molecules
d. carry on gas exchange and absorb inorganic substances

Familial hypercholesterolemia, an autosomal dominant disease, is five times more frequent in the afrikaner population of south africa than in the original population of europe from which the ancestors to the afrikaners immigrated. what does this demonstrate?

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

What is the problem in this article? what solution does the article propose?