In the model of dna, the colored pegs represent the four nitrogen bases found in every dna molecule. one possible correct labeling suggestion could be

Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material