A gram negative cell that has lost its cell wall is a
What will be an ideal response?
spheroplast
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Which of the following is true about plaques?
a. This is another name for atherosclerosis. b. They cause narrowing of the arteries. c. They lead to increased blood flow in the arteries and veins. d. They are formed primarily of protein
The three main biochemical pathways of cellular respiration are
A. glycolysis, light reactions, and Calvin cycle. B. light reactions, carbon reactions, and electron transport. C. Krebs cycle, Calvin cycle, and electron transport. D. Calvin cycle, Krebs cycle, and light reactions. E. glycolysis, Krebs cycle, and electron transport.
A kilocalorie is defined as
A) the quantity of glucose needed to increase the body temperature by 1°C. B) the quantity of heat needed to raise the temperature of 1 kg of water by 1°C. C) the quantity of food used to maintain normal bodily functions. D) the quantity of food consumed during a given type of exercise.
Which of the following statements about non-coding DNA is TRUE?
The role of non-coding DNA is understood to be extra genes that only get turned on in situations where the regular genes become damaged. Non-coding DNA can only occur between genes, not within genes themselves. "Junk DNA" refers to the proportion of base sequences in DNA that do not code for anything and seem to have no obvious purpose. Bacteria have the most non-coding DNA; more than 90% of their genome contains introns. Fruit flies are one of few organisms to have less coding DNA than humans.