Constitutive genes code for proteins that are needed for survival

__________________ Indicate whether the statement is true or false.


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Biology & Microbiology

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You are studying two traits in fruit flies: 1. eye color where there are two colors, brown and red 2. wing shape where there are straight and curled phenotypes

You mate two flies that are heterozygous for the genes that control both of these traits and get the following phenotypes in the following ratio: 9 red and straight; 3 red and curled; 3 brown and straight; 1 brown and curled Which phenotypes are dominant? What will be an ideal response?

Biology & Microbiology

Birth control pills are ________.

Birth control pills are ________. (Choose all that apply) [A] linked to an increased risk for fatal blood clots. [B] effective within 48 hours of first use [C] taken each day [D] obtainable without a prescription

Biology & Microbiology

The first material to enter the Krebs cycle is 

A. oxygen. B. glucose. C. acetyl-CoA. D. citric acid.

Biology & Microbiology

Which of the following are examples of diffuse pollution? Check all that apply.

A. oil leaking from a cargo ship B. pet waste C. wind-borne debris blowing out to sea D. chemicals released from a factory waste pipe E. oil that washes off of roads

Biology & Microbiology