Which of the following is another way to explain "survival of the fittest"?

A. genetic mutation

B. genetics

C. natural selection

D. none of the above

Actin-binding proteins influence which of the following activities? A. the disassembly of actin filamentsB. the interactions of actin filaments with each other and other cellular organellesC. the physical properties of actin filamentsD.

Match the description with the type of muscle contraction. 1. the length of the muscle changes. 2. no change in the length of the muscle. 3. the tension of the muscle increases during the contraction. 4.

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? A. Precipitation B. erosion C.

Oops i accidentally asked a question that i didn't mean to ask

Which of the following organisms is a vertebrate?

A person who is genetically predisposed to be obese cannot improve his or her overall health through moderate lifestyle changes.

Which of the following is a reason conflicts over zoning decisions can become a divisive issue? a. Zoning decisions are often wrong and result in significant financial hardship for a city. b.

The Manx mutation, which produces no tail in cats, is a recessive lethal. What phenotype ratios would be expected from a cross between two Manx cats? A. ¾ Manx: ¼ normalB. ¾ normal: ¼ ManxC. ⅔ Manx : ⅓ normalD. All Manx

Energy that flows from object with a higher temperature to a object with a lower temperature is

After a newborn has skin-to-skin contact with the mother, the nurse places the newborn under a radiant warmer. which complication is the nurse attempting to prevent?