I have a few biology questions!
2. What statement about crossing-over is true?
a. The genetic...
Biology, 15.08.2021 06:50 rayray2083
I have a few biology questions!
2. What statement about crossing-over is true?
a. The genetic variability of the off spring is reduced.
b. It occurs during meiosis.
c. Genes located far apart on a chromosome are less likely to be separated.
d. It occurs between chromosomes that are NOT homologous.
4. The lac genes are turned off when
a. lactose is present.
b. RNA polymerase binds to the promoter.
c. the repressor binds to the operator.
d. RNA polymerase binds to the repressor.
10. Which of the following is NOT a factor that affects photosynthesis?
a. temperature
b. water availability
c. light intensity
d. heterotroph availability
12. In the Krebs cycle, pyruvic acid is
a. generated so that glycolysis can continue.
b. broken down into carbon dioxide.
c. used to convert ATP into ADP.
d. broken down into glucose.
Answers: 1
Biology, 21.06.2019 20:50
Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection
Answers: 1
Biology, 22.06.2019 05:30
Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim
Answers: 1
Biology, 22.06.2019 08:00
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
Answers: 3
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