The first person who proposed that small organic molecules could have arisen by chemical evolution was

Which best describes the role of a tertiary consumer in a food web? Carnivore that feeds on producers Herbivore that feeds on producers Carnivore that feeds on secondary consumers Herbivore that feeds on secondary consumers

Simplify the expression. - 8 + 3 5 -5 11 -11

There are several genetic disorders that occur in many organisms where the chromosomes do not sperate properly in meiosis which cause the gametes to have an abnormal number of chromesomes which of the following is the stage where this would occur

Which are responses to internal stimuli? Check all that apply. A child has a fever of 101°F. A chipmunk runs from a predator. An owl sleeps in a tree. A dog pants on a hot day. A snake moves to a sunny rock to get warm.

Which planet has 27 known moons? A. Uranus B. Neptune C. Saturn D. Jupiter

After strenuous exercise sore muscles can occur because

What category of classification is used for the first term in a scientific name?

21. Which step in cellular respiration occurs outside of the inner membrane space of the cell mitochondria? a. Krebs Cycle c. Transition Reaction b. Citric Acid Cycle d. Phosphorylation Reaction

Selectively cutting down trees on an area of land can be best described as?

Particles are displaced perpendicular to motion (up and down) in which kind of wave? Transverse Or Longitudinal