For the calico coloration in cats, which of the

following is NOT true?
a. Orange color is on one X chromosome.
b. Black color is on one X chromosome.
c. White is the result of another gene that blocks all
pigment production.
d. The color white is found on the Y chromosome.
e. It does not occur in males.


Answer: d

Biology & Microbiology

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The major characteristics that uniquely identify each chromosome in a karyotype are the

A. types of proteins, number of telomeres, and banding pattern. B. size, number of telomeres, and banding pattern. C. sequence of nitrogen bases, types of proteins, and banding pattern. D. centromere position, banding pattern, and size. E. position and orientation, types of proteins, and genes.

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Compare and contrast internal transportation as conducted by an open and closed circulatory system

Also, identify two animals representative of each type of circulatory system. What will be an ideal response?

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In a population exhibiting logistic growth, what happens when the carrying capacity is exceeded?

a) the population crashes and becomes extinct b) the growth rate becomes negative until the population is back within the carrying capacity c) the populations fertility drops to zero d) the growth rate becomes zero until the population is back within the carrying capacity e) the population fluctuates around the new level

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After estimating a regression of each employee's number of contracts sold and their tenure (in number of years) at the company as follows: Contracts = 30.5 + 4.5 Tenure. You are willing to believe you have a random sample of employees, and a sufficiently large sample size. Given these results, is it appropriate to make the following claim, "Our more tenured employees at the company on average get awarded more contracts"?

A. Yes, you're making a passive prediction. B. Yes, you're making an active prediction. C. No, you're making a passive prediction. D. No, this is an active prediction.

Biology & Microbiology