In human oogenesis, how many chromosomes does a primary oocyte carry?
A) 22
B) 23
C) 44
D) 46
E) 92
D) 46
You might also like to view...
Archaea are characterized by several unique structural and metabolic features that confer an ability to grow in extreme environments, or those in which energy availability is too low to support growth of bacteria or eukaryotes
What are four metabolic capabilities that Archaea possess that enable them to survive in extreme environments on Earth such as hydrothermal vents, acid mine water, the rumens of cows, or salty waters? What will be an ideal response?
The saliva component that begins the breakdown of carbohydrates is ____
a. mucin b. salivary amylase c. water d. pepsin e. bicarbonate
An example of stabilizing selection would be___________.
A. Small lizards do not survive cold winters while large lizards are more visible to prey. B. ?All lizards have equal survival rates, regardless of size.?????? C. ?Small lizards are able to avoid detection while large lizards are too big for prey.?????? D. Larger lizards are not targets for predators.???????
According to the text, this is the earliest member of the genus Homo to appear in the fossil record.
A) founder effect
B) Homo Habilis
C) Latin binomial
D) Australopithecus Africanus
E) convergent evolution
F) Ardipithecus ramidus
G) Neanderthals
H) chimpanzees
I) Homo erectus
J) astragalus