Which process is the major source of oxygen released into the atmosphere?

A. cellular respiration

B. photosynthesis

C. automobile exhaust

D. the weathering of rocks

Imagine a locus with two alleles. Mutation at this locus changes one allele to the other (i. e. it does not create a new allele). If the rate of mutation from allele 1 to allele 2 is 0.00005 and the rate of mutation from allele 2 to allele 1 is 0.

What can be assumed about a parent cell if. after asexual reproduction the daughter cell has 24 chromosome??

What cells in the stomach function to form enzymes and acids?

How are oceans directly affected by increased carbon dioxide concentrations in the atmosphere? Oceans are becoming less acidic. Oceans are becoming less turbid. Oceans are becoming more acidic. Oceans are becoming more turbid.

How is reproduction done?

What is the first thing you should do when any accident occurs during a science experiment

Which of the following are true statements concerning enzymes? A. During the hydrolysis reaction in which maltose is broken down into its two glucose monomers, enzymes speed up the reaction by directly attacking and breaking the covalent bonds

Which of the following is NOT a function of the hypothalamus? Which of the following is NOT a function of the hypothalamus? regulation of body temperature secretion of the hormone melatonin emotional responses regulation of food intake

Multipath signaling is a significant cause of fading. a. True b. False

Which has more carbohydrates per kilo? steak butter sugar celery?