Evolution is:

a: Fixed in one direction.

b: Completely Random.

c: Neither entirely fixed nor entirely random

You are buying a new car, and you decide to buy the mazda miata, even though it makes more sense to buy the ford. what part of your brain is at work?

What type of organic macromolecule shown below is the main component of cell membranes?

Which of the following is not a potential result of a bottleneck event? a. an increase in potential mates b. a decrease in genetic diversity c. an increase in inbreeding d. an increased chance of extinction

How do multiple alleles provide many different phenotypes for a trait

In the article you read, the number of cases of paralytic polio went from about 2,500 per year in the 1950s to complete eradication in the Americas by 1994. Explain how the use of cell technology makes disease eradication possible.

Which organelle is the "post office" of the cell? * nucleus endoplasmic reticulum golgi apparatus cell membrane

Imagine that you want to breed a species of rose that has a wonderful smell. You have many different types of roses, but none of the individual roses has the wonderful smell that you want.

Which term refers to contrasting forms of the same gene

As a mouse undergoes respiration, it produces lactate. This type of respiration can be classified as acidic alcoholic aerobic anaerobic

Which continent lies almost completely within the tropical zone?