In most developing eudicot seeds, the primary source of nutritive material is in the:a

embryo.
b. cotyledons.
c. zygote.
d. endosperm.
e. micropyle


D

Biology & Microbiology

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Which of the following is not true about the G + C content percentages in DNA of organisms?

A. Similar G + C percentages only suggests relatedness if the two organisms are also alike phenotypically. B. Organisms with different G + C percentages have dissimilar base sequences. C. Organisms with similar G + C percentages have similar base sequences. D. All of the choices are correct.

Biology & Microbiology

In which of the following ways are archaea similar to eukaryotic cells?

a. size b. shape c. presence of histones d. DNA polymerases e. presence of operons

Biology & Microbiology

Prior to 1979, Americans in thirty states could be sterilized against their will if they were _____

1.alcoholic 2.promiscuous 3.convicted criminals 4.considered feebleminded 5.all of the choices

Biology & Microbiology

In which organ does the smooth ER inactivate drugs and harmful metabolic byproducts?

a. brain b. kidney c. liver d. heart e. spleen

Biology & Microbiology