Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas.

True Or False.

Historically, the earth's ocean had a pH of 8.2. In recent years, it has dropped to 8.1. How might this change affect the ocean environment? A. The skeletons of coral will become soft due to increased acidity. B.

Which of these statements is correct regarding the location of glycolysis and cell respiration? A. Glycolysis occurs in the mitochondria; cell respiration occurs in the cytoplasm. B. Both glycolysis and cell respiration occurs in the mitochondria. C.

Which of these is required for natural selection to occur? a. un-equal reproductive success. b. inheritance. c. individual variation. d. all of the answers are correct.

Plate movement causes mountains to continue to rise after they form. The Sierra Nevada in California and Nevada uplifts an average of 1.5 millimeters every year.

Animals have recently been genetically modified to produce leaner meat or offer healthier nutritional content with these benefits, what effects of biotechnology do consumers need to be aware of?

After several generations survive in the altered environment, what will the average body size of yellow tangs in this population be?

How does climate change affect energy in the atmosphere A. Increased ice causes less energy to be reflected B. Increased ice causes MORE energy to be reflected C. Decreased ice causes more energy to be reflected D.

Which describes the behavior of members of a herd leaving an area to find food

Is a cat a mammal or reptile?

A biologist trying to determine the mechanism of adenosine triphosphate (ATP) production in a newly discovered bacterium provides several different substrates on which the bacteria can feed.