All of the following are examples of ways to increase mechanical advantage except:

a) making a wheel larger than an axle

b) adding more threads to a screw

c) applying oil to a longer lever

d) increasing the length of a ramp

What is referred to as climate study. 1=microbiology 2=cloudology 3=climatology

Are generations of children over time learning to read and write considered evolution?

each planet's orbit is shaped like an ellipse. Predict whether the shapes of the planet's orbits will be more circular or more elongated.

What affects the likelihood that an allele will reach fixation in a population that has undergone a bottleneck?

Ways to conserve energy and alternate sources of electricity

A biological agent that cannot reproduce on its own is a/an

Scientists realized each person's DNA is different in 1985. True or False

In horses, the allele for a black coat (B) is dominant over the allele for a brown coat (b). A cross between a black horse and a brown horse produces a brown foal. Is the black horse a homozygous or heterozygous for coat color? BB x bb or Bb x bb

Name the three stages of cellular respiration

Which structure of the respitory system allows for gas exchange