Biology homework help, please

Posted on 2013-12-19 11:46:00 in Biology by CASRAIN

17. Which two main processes take place to produce proteins?

(Points : 5)

mitosis and meiosis



transcription and translation



differentiation and specialization



photosynthesis and cellular respiration

18. A student notices that a group of ivy plants growing in a cool room of a building grow at a different rate than a group of the same kind of ivy growing in a warm room in the same building. The student wants to find out why the two groups of plants grow at different rates. Explain how she could carry out an experiment using all of the steps of a scientific process. (Points : 5)





Question 19. 19. Describe the role of photosynthetic organisms, such as plants, in converting the energy of light to energy that can be used by all living things including the photosynthesizers themselves. Be sure to follow the flow of energy from the sun to living things. (Points : 5)





Question 20. 20. A pet store has two guinea pigs. One has white fur and one has black fur. The white guinea pig has two recessive alleles for fur color (bb). The black guinea pig has one dominant allele (B) and one recessive allele (b) for fur color. What will most likely be the phenotypes of the offspring in a cross between the two guinea pigs? Explain your answer. If you wish, you may also construct a Punnett square showing the cross. (Points : 5)





Question 21. 21. Explain the basic parts of a major theme in molecular biology: the pathway of DNA to RNA to proteins. Include a general idea of what occurs at each stage.

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