Linked genes
co-segregate
举一反三
- 中国大学MOOC: Linked genes always exhibit
- If two genes from a parent cell are on the same chromosome, which of the following best explains why the daughter cells may not have the same alleles as the parent for both genes? A: they are linked genes B: they are unlinked genes C: crossing-over D: genetic mutation
- What is the reason that linked genes are inherited together? A: The number of genes in a cell is greater than the number of chromosomes. B: Genes align that way during metaphase 1. C: They are located on the same chromosome. D: Alleles are paired.
- Linked genes A: assort randomly B: can crossover and recombine C: are allelic D: co-segregate E: will segregate independently
- Linked<br/>genes are A: found<br/>on the same chromosome B: found<br/>in the same nucleus C: found<br/>only on sex chromosomes D: joined<br/>by a centromere
内容
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Constitutive genes are() A: genes that<br/>are expressed all the time. B: genes that<br/>are not expressed at all the time. C: genes that<br/>are expressed when needed. D: genes that<br/>are repressed.
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Translate the following sentences into Chinese.Just as some biological genes can regulate other genes, some of the software genes can switch other software genes on or off.
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Genes
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中国大学MOOC: Egg-polarity genes directly regulate which group of genes?
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What effect does eating genetically modified foods have on your genes （） A: It could cause your own genes to mutate B: It could cause your own genes to absorb the excess genes C: It has no effect on your genes D: The effects on human genetics aren't known