Would life cease to exist without energy from the sun or some other source

Which organisms are the best example of producers in a food web? killer whales krill marine phytoplankton zooplankton

Some large fish allow smaller first to swim inside of their mouths without eating the smaller ones. The smaller fish get to feed inside the larger fish's mouth, and the larger fish gets parasites removed from its teeth. This is an example of: A.

Dr. Stevens is examining the DNA sequences of a group of mice. He notices that in one of the mice, one nucleotide pair is substituted with another in the part of the DNA sequence that codes for fur color.

Which words in the sentence are the prepositional phrase? My mother was away at a convention.

what is the name of the projections that articulates a superior vertebrae with an inferior vertebrae

Two species of crickets are indistinguishable (identical) to one another except for their mating songs, which have noticeably different pitches. Thus, the crickets will not mate.

How have human activities affected the phosphorus cycle?

Many animals such as goats, deer, and cattle have horns or antlers. What purpose do these structures serve? Question 7 options: They are used for ornamentation and for attracting a mate.

Which of the following is not a characteristic shared by all chordates? fins hollow nerve chord pharyngeal pouches notochord

Alicia is not sure of the difference between a food web and a food chain. write a paragraph for alicia that explains the difference between a food web and food chain.