In fruit flies, which of the characteristics you studied was X-linked? ____________________
Fill in the blank(s) with the appropriate word(s).
Answer: Eye color
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Structures that appear along the synaptonemal complex during pachytene where genetic material is exchanged between nonsister chromatids are the ________.
A) chiasmosomes B) telomeres C) centromeres D) recombination nodules E) kinetochores
By definition, how much salt does fresh water contain?
A) less than 0.0001% B) less than 0.1% C) about 1% D) absolutely none
The smaller a population, the
A. more genetic diversity it contains. B. more likely it is that mutation will occur. C. more likely it is that random events will change the gene frequency. D. older the organisms are.
Which of the following statements about prostaglandins is not true?
A. Prostaglandins promote inflammation. B. Prostaglandins can only constrict blood vessels. C. Prostaglandins are made in the renal medulla. D. Prostaglandins can lead to pain and fever.