In Piagetâs theory, each time the back-and-forth movement between equilibrium and disequilibrium occurs, a. Children temporarily regress to a previous stage of cognitive development b. Less effective schemes are produced c. Children adapt more than they organize d. More effective schemes are produced
In Piagetâs theory, each time the back-and-forth movement between equilibrium and disequilibrium occurs, a. Children temporarily regress to a previous stage of cognitive development b. Less effective schemes are produced c. Children adapt more than they organize d. More effective schemes are produced
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2. Which of the following does NOT occur in the lightreactions of photosynthesis?
a. Chlorophyll in the thylakoid absorbs solar energy. | |
b. Water is split, providing electrons and giving offO2. |
c. ATP is generated. | |
d. Carbon from the atmosphere is turned into sugar. |
e. NADH is generated. | |
3. Fossil fuels:
a. Are oil, coal, and natural gas. | |
b. Were created by ancient plants and animals. |
c. Release CO2 into the atmosphere when burned. | |
d. Contain large amounts of carbon. |
e. All of the choices. |
4. Which process moves carbon from living cells back tothe atmosphere?
a. photosynthesis | |
b. cellular respiration |
c. transpiration | |
d. carbon fixation |
5. Which of the following is false concerning theevolutionary evidence from molecular biology?
a. The more closely related two species are the less geneticdifference. | |
b. Humans share most their DNA with chimpanzees. |
c. Molecular biology looks at the nucleotide bases of DNA. | |
d. Humans do not share any genes with plant. |
6. Why is it that a population is the unit of evolutionrather than the individual?
a. It takes a long time for an individual to adapt to itsenvironment. | |
b. Evolution only occurs in a very large gene pool. |
c. A change in heritable traits over time occurs at thepopulation level. | |
d. Populations are more likely than individuals to encounter newenvironments. |
Need help with evolution questions:
1.) A haplotype is best defined as the ________________.
haploid genotypes of all the gametes produced by a diploid individual | |
ABO blood type conferred by an individual gamete |
genotype of either the paternal or maternal chromosomal complement |
multilocus genotype of a chromosome or gamete |
2.) Which of the following statements regarding linkage disequilibrium is true?
Exists when D is less than zero, but not when it is greater than zero. |
Is reduced by sexual reproduction. |
Is increased by crossing-over during meiosis. |
Is increased by any random sampling error that happens to create or destroy certain chromosome genotypes but not others. |
Is reduced by selection that favors certain combinations of genotypes. 3.) Selection on multilocus genotypes in random-mating populations leads to linkage disequilibrium when _______________.
|