A sample of dna contains 500 adenine bases. How many thymine bases does it contain

The primary purpose of flowers

Which is a characteristic feature of the members of the group Tunicata?

Do you think human DNA subsequences are similar or very different than plant DNA substances? a. Very different b. Somewhat different c. Identical d. Very similar

Which of the following best describes an Annelid's segmentation? A) Having a head, thorax, and abdomen B) Having cephalization C) Having individualized compartments D) Having a separate mouth, esophagus, gizzard and crop for digestion E) Having 5

What are the end products of the hydrolysis of a polysaccharide?

Anaerobic photoautotrophs were the first organisms to release oxygen into the early atmosphere. True False

The wetland where a species of wading bird nests and hunts for food is drained to make way for a housing development. This is an example of A.) selective cutting B.) habitat destruction C.) conservation D.) habitat fragment

The Paleolithic Age is characterized by ... Select one: A. domestication of animals B. the beginning of agriculture C. hunting and gathering existence D. both a and b

Scientists have genetically engineered potato plants to produce potatoes that contain edible vaccines. which is a disadvantage of the genetically engineered potatoes?

What are the environmental pressures of the plant the cactus?