Base your answer to this question on the diagram below and on your knowledge of Earth science. The diagram represents the inferred origin and evolution of most stars. What causes the gas and dust cloud to condense and become a star? O density
O friction
O gravity
O outgassing

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?

Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?

Why is it to call the calvin cycle the light independent reactions vs the dark reactions