Cardiac muscle cells are ____ because a person cannot deliberately make them contract.
A. involuntary
B. voluntary
C. reflexive
D. slow contracting
E. smooth
Answer: A
Biology & Microbiology
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Tubulin is to microtubules as ________ is to microfilaments
Fill in the blank with correct word.
Biology & Microbiology
One of the most common ways to get information out to a wide audience in the least amount of time regarding hot topics in science is by using
A) peer-reviewed journals. B) science magazines. C) the Discovery Channel on television. D) general interest news magazines or newspapers. E) books.
Biology & Microbiology
Which is most closely related to the hagfish?
A) Shark B) Tunicate C) Lamprey D) Lancelet
Biology & Microbiology
Which of the following atmospheric gases is changing the global climate?
A. hydrogen B. carbon dioxide C. oxygen D. ozone E. water vapor
Biology & Microbiology