What does Na + represent? select all that apply.

As the temperature of a molerial increases, the average of its particles increases, a. kinetic energy B. specific heat C. potential energy d. mass

How does friction relate to heat energy? Friction can produce heat energy. Friction can create heat energy. Friction can destroy heat energy. Heat energy produces friction.

High protein levels to low protein levels is an example of

Meiosis results in independent assortment of maternal and paternal chromosomes. If 2n = 6 for a given organism and there is no crossing over, what is the chance that a gamete produced by this diploid organism will receive only paternal chromosomes?

When a recessive trait is on the X chromosome: Answer males will never express it females will always express it males can express it more often than females will it will only be expressed in 1/4 of the offspring * males can express it more often

Which of the following is not a factor in determining if an animal should be placed on the endangered species list? the animal's fur is valuable to humans. the animal's habitat is threatened. the animal is predated on significantly by other animals.

In Costa Rica one can find the Arenal Volcano surrounded by the Cloud Forest, a rainforest, and multitudes of life forms. This area demonstrates the interaction of which of the following "spheres"? Check all that apply. A. biosphere B. exosphere C.

The process of chemical cycling is known as a biogeochemical cycle because it a. takes places over a long period of time b. withdraws the chemical form the atmosphere as a gas c. absorbs the chemical involved from the sediment d.

What step first happens in DNA replication?

Why was Charles Darwin considered to be a revolutionary?