Why were Archaea and Bacteria grouped together by biologists until recently?

A. They look similar.

B. They have very similar DNA.

C. They are both very ancient organisms.

D. They both perform the same ecological function.

How does the Law of Conservation of Energy relate to the Energy Pyramid?

Give three reasons supported by the text that specialization and interdependence could be considered the keys to homeostasis in a multicellular organism

The type of muscle that can contract with the greatest force is the a. straight. b. orbicular. c. triangular. d. rhomboidal. e. pennate

What is evapraratio

What is the probability that a cross between parents who are both homozygous recessive trait will have offspring that are homozygous recessive for that trait?

1. Which of the following statements best describe the difference between angiosperms and gymnosperms? A. Angiosperms produce cones to protect their seeds; gymnosperm seeds are surrounded by fruit. B.

If DNA polymerase is observed to pause as it is synthesizing genetic material from a template strand, this is likely the result of: (A) DNA polymerase encountering a "bulky lesion" on the template strand.

Do all social hazards result from an individuals lifestyle choice? Explain

Some species of wasps are social. The queen starts a colony from scratch each spring. She builds a small nest, and lays and raises a group of female workers. The workers enlarge the nest while the queen continues to lay eggs.

Students at a university were split into two groups and each received a different text for a philosophy course.