In crossing a homozygous recessive with a heterozygote, what is the chance of getting a homozygous recessive phenotype in the F1 generation?

A) 75% B) 50% C) 25% D) 100% E) 0%


B

Biology & Microbiology

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The longest segment of the gut is the____

a. cecum b. small intestine c. esophagus d. colon e. rectum

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You are more likely to develop some form of cancer if you

A. are exposed to higher doses of radiation including X-rays. B. have a high incidence of cancer in your family history. C. are exposed to carcinogens. D. All of the choices are correct.

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Explain the classification animals on the basis of the type of body cavity present. Use correct

terminology and give an example of each. What will be an ideal response?

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How does the energy of an electron relate with the distance from the nucleus?

A. The closer an electron is from the nucleus, the greater its energy. B. The farther an electron is from the nucleus, the greater its energy. C. The farther a proton is from the nucleus, the greater the electron's energy. D. The closer a proton is from the nucleus, the greater the electron's energy. E. The closer a neutron is from the nucleus, the greater the electron's energy.

Biology & Microbiology