The proposal that one type of organism can change gradually into another type over a long period of time is known as . preservation evolution preformation natural history

What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad

Discuss the functions of epithelial connective nerviud and muscular tissues

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes