The gender of a human child is determined by the

a. loci.
b. egg.
c. autosomes.
d. sperm.


d. sperm.

Biology & Microbiology

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All of the following are second messengers, except

A) cyclic adenosine monophosphate. B) inositol trisphosphate. C) diacylglycerol. D) epinephrine. E) calcium ions.

Biology & Microbiology

In an existing population of plants and mycorrhizae, disease strikes and the mycorrhizae are killed. Which of the following would be impacted? Check all that apply.

_____ the water supply to the plant _____ the availability of mineral nutrients to the plant _____ the binding of the soil and erosion _____ the supply of organic food to the plant

Biology & Microbiology

Blood plasma is separated from cells by interstitial fluid

Indicate whether the statement is true or false.

Biology & Microbiology

Which of the following does NOT describe bacterial flagella?

a. smaller and simpler than eukaryotic flagella b. consist of a helical fiber of protein c. found in all motile bacteria d. powered by a gradient of hydrogen ions e. lacks microtubules.

Biology & Microbiology