举一反三
- Linked genes
- Linked genes always exhibit A: phenotypes that are similar B: recombination frequencies of less than 50% C: homozygosity when involved in a testcross D: a greater number of recombinant offspring than parental offspring when involved in a testcross E: a lack of recombinant offspring when a heterozygous parent is involved in a testcross
- 中国大学MOOC: Egg-polarity genes directly regulate which group of genes?
- 中国大学MOOC: The observation that some genes are mosaics of other genes can be explained by ______.
- 中国大学MOOC: Genes (9) in determining performance, but theyre not everything.
内容
- 0
中国大学MOOC: Cotransformation between two genes is more likely if they are:
- 1
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
- 2
中国大学MOOC: Which of the following cannot be linked in connected speech?
- 3
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.
- 4
中国大学MOOC: Genes are always_____ environmental factors to influence the development of children.