Each body cell of an octopus contains thirty-two chromosomes. the number of chromosomes in a octopus egg cell will be a) 8. b) 16. c) 32. d) 64.

One of the largest seafood exporters to the united states is a. china b. brazil c. mexico d. saudi arabia

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

Dna replication or repair occurs in a cell in all of thw following situations except when