Why are the amino acids carried by tRNA important? a. because they are used to make ATP
b. because they are used to make the cell
c. because they are used to make the proteins

Archaebacteria use for movement. celia flagella pili cell walls

Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.

What type of graph presents information about how often certain or traits occur?