Which of the following quantities for an object should be known to calculate its density? the space it occupies the heat present in it the force of gravity acting on the object how long it takes for an object to travel a certain distance

What is the term for the two sets of chromatids formed in the parent cell a. haploid b. diploid c. gamete d. tetrad

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?

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?