Whales are mammals that live in the ocean and swim like fish. Which characteristic in whales prevents them from being classified as fish?

a. They eat fish.

b. They produce milk for their young.

c. They bear live offspring

d. They reproduce sexually.

Which of the following is the best example of long-term environmental monitoring? A. Measuring soil carbon content in a 200-year-old forest in 10 locations B. Testing stream water nitrate concentrations weekly throughout a summer C.

What type of collision occurs most often in intersections and parking lots? a. head-on b. rollover c. side-impact?

When you measure a quantity, what factor can impact the accuracy of the measurement?

The structure of the cell membrane does not determine its function, but instead varies depending on the tonicity of concentrations on either side of the membrane. Is it true or false?

What determines which traits will be passed on to the next generation in the greatest frequency? Group of answer choices how fit the trait is for the environment the species in which the trait occurs random mutations in the trait Mendelian genetics

Which term describes when individuals leave more offspring than other individuals?

Which of the following traits would be least useful in a phylogenetic analysis? A) A trait that is altered easily by small changes in temperature B) A trait that involves genetically inherited behaviors C.

A mutation is a mistake or change in the

Special proteins produced by the body to attack foreign invaders such as pathogens are called:

In cellular respiration, the energy for most ATP synthesis is supplied by: A. High energy phosphate bonds in organic molecules B. A proton gradient across a membrane C. Converting oxygen to atp D.