During a microscopic view of reproductive stages of bacteria cells, a tube connecting two bacterial cells was noticed.

Which mode of reproduction in prokaryotes does this depict?

binary fission

conjugation

spore formation

How does the fossil record provide evidence that the modern whale evolved from the Anthracotheres? A) The modern whale looks like their ancestor the Anthracotheres. B) The modern whale has all of the same structures as their ancestor.

During cellular respiration witch of the folowing are given off

Based on Miller's experiments, chemical evolution theory proposes what was the first genetic material?

A mangrove swamp community has the following food chain: Mangrove - mangrove tree crab - mangrove water snake - raccoon → American crocodile Which population would be most likely to increase if the American crocodile disappeared from the community?

A virus spreads through a community of deer in a forest. next year most deer in that forest have a genetic resistance to this virus. this is an example of

Raul skipped lunch before lab. He has a bag of chips from the snack machine he would like to eat. What is the safest way for him to eat his chips? A. eat his chips at his lab bench after cleaning it thoroughly B.

Compared with all other states, Alabama ranks __for having the most number of extinct species: a. second b. last c. 49th d. fourth

The three types of stress that act on earths rocks are compression tension and what

What is a molecule and what's if their function

Which population of organisms would begin the flow of energy through a desert food web?