Which statement accurately compares archaebacteria and eubacteria?

1. Both take different shapes and sizes.

2. Both are always heterotrophs.

3. Both can sometimes live in extreme environments.

4. Both are known as "true" bacteria.

Which best describes the nature of cellular respiration? It is an energy-seeking process. It is an energy-gathering process. It is an energy-releasing process. It is an energy-destroying process.

What would happen to the digestive system if the muscular system stopped working?

Which structure in the kidneys' nephrons is mainly responsible for the filtration of the blood?

Is nitrogen an organic compound?

In what environment do coral reefs form? a. Deep seas c. Warm, shallow seas b. Cold, shallow seas d. Warm, deep seas

A woman with rheumatoid arthritis has taken leflunomide for 1 year. she telephones a nurse and says that the result of a home pregnancy test was positive. the nurse should:

Which of Mendel's laws or principles states that gametes carry one allele for each trait?

What is not a name for a chain of amino acids

Why can alternative splicing of messenger RNAs (mRNAs) be advantageous for eukaryotic organisms? A-allows exons from two different genes to be spliced into a new mRNAB-increases the variety of proteins that can be producedC-decreases the average

Karen has type 1 diabetes, and she often forgets to administer insulin to herself. why does her breath usually have a fruity odor?