Which of the following metabolic processes is commonly used to identify bacteria?
A) carbohydrate fermentation
B) lipid catabolism
C) Krebs cycle products
D) lipid synthesis
E) pentose phosphate pathway products
A
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The presence of a nonmutant gene on one chromosome often masks the effect of a mutant allele for that same gene on its homologous chromosome
A. true B. false
The oxygen released in photosynthesis comes
from
a. carbon dioxide. b. glucose. c. water. d. ATP. e. NADPH
You want to study divergence of populations, and you need to maximize the rate of divergence to see results within the period of your grant funding
You will form a new population by taking some individuals from a source population and isolating them so the two populations cannot interbreed. What combination of characteristics would maximize your chance of seeing divergence in this study? 1. Choose a random sample of individuals to form the new population. 2. Choose individuals from one extreme to form the new population. 3. Choose a species to study that produces many offspring. 4. Choose a species to study that produces a few, large offspring. 5. Place the new population in the same type of environment as the source population. 6. Place the new population in a novel environment compared to that of the source population. A) 1, 3, and 6 B) 1, 4, and 6 C) 2, 3, and 5 D) 2, 3, and 6
The CORRECT sequence of events occurring during transcription is ________
A) splicing, capping, tailing B) initiation, elongation, termination C) tailing, capping, splicing D) elongation, initiation, termination