Pretty explain why the correct answer for the question: "a mutation in yeast makes it unable to convert pyruvate to ethanol. how will this mutation affect these yeast cells? " is "a) the mutant yeast will be unable to grow anaerobically" and not the others? a) the mutant yeast will be unable to grow anaerobically. b) the mutant yeast will grow anaerobically only when given glucose. c) the mutant yeast will be unable to metabolize glucose. d) the mutant yeast will die because they cannot regenerate nad+ from nad. i would really appreciate it if someone me with this problem. i need to do corrections for this problem but i don't understand it.

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geographical equipment to analyze the composition of rocks