The cells of which tissue are connected by gap junctions?

a. skeletal muscle
b. cardiac muscle
c. smooth muscle
d. adipose muscle
e. cardiac and smooth muscle


E

Biology & Microbiology

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The biome most known for its rich, deep topsoil is:

a. tundra b. taiga c. tropical rain forest d. desert e. grassland

Biology & Microbiology

It is thought that viruses may have originated from cells because ____

a. of their small size b. they are pathogens c. they can only replicate within a host cell d. they do not have organelles e. of their genetic material

Biology & Microbiology

Which of the following is common to both Sanger sequencing and next-generation sequencing?

A) radioactive labels B) gel electrophoresis C) tethered DNA fragments D) chain terminating nucleotides E) lasers

Biology & Microbiology

Which characteristic do most plants have in common?

A. they are unicellular B. they are prokaryotic C. they produce seeds D. they are autotrophic

Biology & Microbiology