The average heart of a human beats ____ times per minute

a. 10
b. 53
c. 72
d. 95
e. 120


C

Biology & Microbiology

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The two tenets of natural selection are (select all that apply):

A. sexual reproduction in a population. B. variation in a population. C. competition in a population. D. increasing number of members in a population.

Biology & Microbiology

An enzyme catalyzes a substrate into a final product. When the concentration of the final product is high enough, it binds to a regulatory site on the enzyme

This binding at the regulatory site changes the shape of the enzyme, which prevents it from binding the substrate and prevents formation of more final product. This is an example of a(n) _______________. A. posttranslational modification B. allosteric enzyme C. translational repressor D. methylation

Biology & Microbiology

Researchers find a group of crocodiles in which an expanded incubation temperature gives rise to male crocodiles. This particular group of crocodiles hatch male crocodiles even with incubation temperatures as low as 29 ?C. What type of scientific approach has led to this observation?

A. Discovery-based science. B. Hypothesis testing.

Biology & Microbiology

Archimedes principle states that

What will be an ideal response?

Biology & Microbiology