What are the three parts of a DNA nucleotide?
What will be an ideal response?
deoxyribose, base, phosphate
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During glycolysis, ATP is produced when 1,3 bisphosphoglycerate transfers a phosphate to ADP forming ATP. This is an example of
A. glycolytic phosphorylation. B. substrate-level phosphorylation. C. photophosphorylation. D. oxidative phosphorylation.
Determine which of these statements best summarizes the cellular regulation of concentration gradients.
A. Selective permeability of the cell membranes results in equal amounts of substances inside and outside the cell. B. Enzymes are used in the cell to build molecules on one side of membranes to establish concentration gradients. C. Membrane phospholipids and proteins regulate transport functions to establish concentration gradients or equilibria. D. Passive and active transport both function with transport proteins to move materials across the cell membranes. E. The cellular regulations require large amounts of energy to maintain equilibrium of materials.
In pea plants, tall plants are dominant over short, and green pods are dominant over yellow
If you crossed true-breeding tall, green-podded plants with true-breeding short, yellow-podded plants, and then crossed the F1 individuals among themselves, what proportion of the F2 offspring would you expect to be tall and yellow-podded? A) 3/16 B) 9/16 C) 1/16 D) 1/4 E) 3/4
_________ is the flow of alleles in and out of a population as a result of the migration of individuals or gametes
A. Natural selection B. Mutation C. Genetic drift D. Gene flow