A horse has 64 chromosomes and a donkey has 62, using your knowledge of meiosis explain why a cross between these animals produces a sterile mule

If a person has a deficient intake of calcium in the diet, what will be the result? a. no change in levels of calcium in the blood because calcium will be pulled from the bones b. reduced absorption rate of calcium by the body c.

Is a arctic wolf a symbiosis; mutualism, commensalism, parasitism. (describe thoroughly)

When acetyl CoA enters the TCA it forms the 6C product citrate. This is decarboxylated to a 4C compound as it passes through the TCA cycle.

How dose a universal genetic code relate to the hypothesis about the origin of life on earth

What is the organism that displays a yellow and black banding pattern that is referred to as cryptic coloration

Jason is in middle school and is well below normal height for his age. which hormone might be in short supply in jason's body?

Describe why the San Andreas Fault could cause so much devastation in California.

as the flames heat the gasses in the hot air ballon, the volume of the gasses increases. At constant pressure, the volume of all gasses increase with temperature. Is this statement a scientific theory or law? Explain

What is a biological entity?

Toxic waste can enter foods through the contamination of groundwater. True or False?