True or false: Marine fish have impermeable renal tubules, allowing them to reabsorb scarce elecrolytes without also reabsorbing water they are trying to eliminate
A. true
B. false
B
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What is the term for crosses between parents that differ in only one trait?
A) Testcrosses B) Cross fertilize C) Monohybrid crosses D) Dihybrid crosses E) Reciprocal crosses
What appears to be the range of the number of protein-coding genes per genome in eukaryotes?
What will be an ideal response?
From the beginning of glycolysis to the end of the Krebs cycle (excluding the ETC), what has the cell gained from the breakdown of each molecule of glucose?
A) 2 molecules of ATP, 4 of NADH, and 2 of FADH2 B) 2 molecules of ATP and 6 of NADH C) 4 molecules of ATP, 10 of NADH, and 2 of FADH2 D) 2 molecules of ATP, lactate, and NAD+ E) 2 molecules of pyruvate
A colorblind woman marries a man who is not colorblind. All of their sons, but none of their daughters, are colorblind. Which of the following statements correctly explains these results?
A) The gene for color vision is incompletely dominant to the gene for sex determination. B) The gene for color vision is codominant with the gene for sex determination. C) The gene for color vision is found on the X chromosome. D) The gene for color vision is found on the Y chromosome.