Which statements accurately describe fermentation? Select two options. Oxygen is present during this process.
Cells may convert pyruvic acid to lactic acid.
NAD+ is converted to NADH.
Fermentation is an anaerobic process.
Additional ATP is produced after glycolysis.

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

Vessels draining the myocardium of the heart, open primarily ,into which chamber?

Can a trait be both polygenic and have multiple alleles? explain why or why not.