Red/green color blindness is an X-linked recessive trait. Two normal-visioned parents have a colorblind
son. Indicate the genotype and phenotype of each parent and the son. What will be an ideal response?
father CY, mother Cc, son cY
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Phil has chronic ulcers, he has been taking acid blockers and drinking vast amounts of liquid antacids. These help relieve the symptoms but he still suffers from ulcers. What would be the best course of action to treat the source of his ulcers?
A. Taking several different antacids. B. Increasing the dosage of acid blockers. C. Taking a course of antibiotics. D. Reducing the stress in his daily life. E. Changing his diet to include more fiber. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about ulcers? How does it relate to the question? · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
The fusion of gametes during fertilization restores the ____________________ number of chromosomes Fill in the blank(s) with the appropriate word(s)
During the synthesis of which type of molecule is a carboxyl group lost from a fatty acid, and water produced as an end product?
A) lipids B) proteins C) nucleic acids D) carbohydrates
If two different auxotrophic strains are placed in a liquid medium culture tube, prototrophic strains can sometimes be subsequently recovered. Choose the mechanism below that would not allow this genetic change
A) transformation B) reverse mutation C) conjugation D) genetic suppression E) transduction