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Questions and Answers
What determines short wings in fruit flies?
What determines short wings in fruit flies?
- The phenotype
- Affected by its environment
- The genotype (correct)
- Determined by the genotype
In a nucleosome, what is the DNA wrapped around?
In a nucleosome, what is the DNA wrapped around?
- Polymerase molecules
- mRNA
- Ribosomes
- Histones (correct)
Which statement is true about the hierarchical arrangement of DNA?
Which statement is true about the hierarchical arrangement of DNA?
- The 30 nm chromatin fiber is thicker than the nucleosome (correct)
- The chromatin loops are smaller than the 30 nm chromatin fiber
- The 30 nm chromatin fiber looks like “beads-on-a-string”
- Chromosomes are wrapped around sister chromatids
During mitosis, metaphase has what amount of genetic material compared to G1?
During mitosis, metaphase has what amount of genetic material compared to G1?
When do sister chromatids begin to move apart in animal cells?
When do sister chromatids begin to move apart in animal cells?
What does an allele represent?
What does an allele represent?
Which sentence correctly describes Mendel’s Laws of Heredity?
Which sentence correctly describes Mendel’s Laws of Heredity?
In a testcross for the pea plant, if 45 out of 92 F1 pods were yellow, what was the green parent’s genotype?
In a testcross for the pea plant, if 45 out of 92 F1 pods were yellow, what was the green parent’s genotype?
In peas, if half of the F1 plants produced flowers at the top in a testcross, what was the axial parent’s genotype?
In peas, if half of the F1 plants produced flowers at the top in a testcross, what was the axial parent’s genotype?
A 9:3:3:1 phenotypic ratio is characteristic of:
A 9:3:3:1 phenotypic ratio is characteristic of:
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