Which organelle is enclosed by a double membrane?

a. ribosome
b. nucleus
c. lysosome
d. peroxisome
e. Golgi body


ANSWER: b

Biology & Microbiology

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Which of the following is a large organic molecule that is NOT assembled by polymerization of a few kinds of simple subunits?

A) a steroid B) cellulose C) DNA D) an enzyme E) a contractile protein

Biology & Microbiology

The embryo normally implants and develops in which of the following structures?

A. uterus B. ovaries C. fallopian tubes D. cervix E. vagina

Biology & Microbiology

In exon skipping, ____________________ are used to target specific exons for skipping by blocking splicing signals during pre-mRNA processing

Fill in the blank(s) with correct word

Biology & Microbiology

The results of the experiment outlined in the accompanying figure clearly demonstrate:a

gene amplification.
b. founder cell development pattern.
c. mosaic development.
d. apoptosis.
e. totipotency.

Biology & Microbiology