Endosperm is found in

A. angiosperms.
B. gymnosperms.
C. ferns.
D. mosses.
E. horsetails.


A. angiosperms.

Biology & Microbiology

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The most stable array of species in a given area is called a(n) ____________________ community. Fill in the blank(s) with the appropriate word(s)

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A cell has a defect in polyadenylation. The RNA transcripts encoding which type of protein would not be affected by this defect because they are not polyadenylated?

A) histone proteins B) transcription factors C) transmembrane proteins D) DNA binding proteins E) SR proteins

Biology & Microbiology

Which of the following represents the overall sequence of events during mitosis?

a. prophase ? metaphase ? anaphase ? telophase b. interphase ? metaphase ? anaphase ? telophase c. anaphase ? telophase ? metaphase ? interphase d. interphase ? prophase ? anaphase ? metaphase e. metaphase ? telophase ? anaphase ? prophase

Biology & Microbiology

Viral nucleic acids that comprise a viral genome can be:

a. UNA only b. RNA only c. DNA or RNA d. RNA or UNA e. DNA only

Biology & Microbiology