What type of mutation causes sickle-cell anemia
a): deletion
b): insertio...
Answers: 2
Biology, 22.06.2019 10:30, anayabeatriz
Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.
Answers: 1
Biology, 22.06.2019 14:50, megamorph
Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit. there is a precise compatibility between the active site and the lactose molecule. specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed. reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.
Answers: 1
Biology, 22.06.2019 15:00, sisterskrrt
Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture
Answers: 1
Biology, 22.06.2019 18:00, Destinationz
Which of the following can be assumed about the layers in areas 2 and 4
Answers: 1
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