provide evidence of common ancestry among organisms. A:Variations in early embryos

B:Similarities in DNA sequences

C:Variations in chromosomes

D:Differences in nucleotide order

What type of genetic drift would be simulated if all the beans that were not selected died out?

The endoplasmic reticulum (er) is an organelle in some cells. in these cells, it is continuous with the nuclear membrane and forms a large part of the cell\'s total membrane. sort the phrases below as describing rough er, smooth er, both, or neither. note: if you answer any part of this question incorrectly, a single red x will appear indicating that one or more of the phrases are sorted incorrectly.1) found in prokaryites and uekaryotys2) involved in protein synthesis3) involve in lipid synthesis4) contains molecular chaperones in lumen5) bound with ribosomes6) involved in toxin or drug metabolism7) large systemot internnected tubules,vesicles, and sacs8) "packages" enzymes in vesicles for secretion.

Aplant may open end close its stomata to prevent excess water loss and maintain