If a prairie dog had the opportunity to perform an altruistic act (that is, give an alarm call) to help its relatives,
which combination of the following relatives would the prairie dog be most likely to help (base your answer solely on the genetic relationships)?
A) four cousins and one brother
B) two nieces, two cousins, and one half-brother
C) two half-sisters and two nieces
D) one son, one niece, and one half-sister
E) The prairie dog would be equally likely to act altruistically to each of the combinations described.
Answer: E
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Choose the organelle in column 2 that best matches the activity in column 1.
A) There is no appropriate match. B) Mitochondria C) peroxisomes D) mitochondria E) there is no appropriate match F) lysosome G) smooth endoplasmic reticulum 1) test for catalase activity 2) test for the TCA cycle enzymes 3) test for the presence of cytochromes 4) look for fractions that are green 5) hydroxylation of compounds including phenobarbital 6) presence of acid hydrolases 7) ribulose bisphosphatase activity is present
Resource partitioning would be most likely to occur between allopatric populations of species with similar ecological niches.
Answer the following statement true (T) or false (F)
Sperm undergo capacitation
A) in the testicles as sperm develop. B) in the woman's body. C) just after the second polar body is ejected. D) immediately following a sperm's penetration of an oocyte.
Genetic drift can eliminate alleles from a population more quickly than natural selection
Indicate whether the statement is true or false.