A student was observing slides of cell division. In one of the slides, he noticed loosely coiled chromatin depicting DNA duplication. Which phase of the cell cycle could it be?

S phase

Metaphase

M phase

One of the kidneys' functions is the regulation of the body's acid-base balance. a. True b. False

Which of the following is a characteristic of both spinal and cranial nerves? They are formed from the fusion of anterior and posterior roots. They are predominantly motor. They contain bundles of axons. They are pure sensory.

What is the correct pathway for air entering the human respiratory system?

Give two differences between an animal cell and the cell of a bacterium.

Which of the following is an important difference between natural selection and genetic drift?

What could be one possible effect on human health due to an oil spill? A. Greenhouse gases being emitted into our atmosphere from the vessel can have a negative impact on our air quality. B.

What condition would an increase in bicarbonate ion lead to?

The dental formula 2-1-2-3 corresponds to what order of teeth? a. molars, premolars, canines, incisors b. incisors, canines, premolars, molars c. canines, premolars, incisors, molars d. premolars, molars, incisors, canines

What occurs when bonds are broken and new bonds are formed

Name one negative consequence of . exponential human population growth.