The responses of plants to environmental stimuli such as light and gravity are called A. Tropisms
B. Auxins
C. Dormancy
D. Cytokinins

Which codon is the code for the amino acid histidine (his)?

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

In what part of the body does the most muscle activity happen?