Which sentence best expresses a main idea stated in mendel's law of segregation?
a. organisms inherit two copies of each gene, but donate only one copy to each gamete
b. parents each donate two gametes, but only one is inherited by the next generation
c. organisms inherit more traits from the female parent than the male
d. parents each donate four alleles for each gene passed on to the offspring

Ablastocyst is a group of cells that forms after a human egg is fertilized. the blastocyst consists of two types of cells. some of these cells will become the placenta. what do the other cells develop into?

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.