Asked by justin

Which best describes the relationship between DNA, genes, and chromosomes?
DNA are segments of genes; the genes form tight coils called chromosomes.
Genes are segments of DNA; the DNA forms tight coils called chromosomes.
Chromosomes are segments of DNA; the DNA forms tight coils called genes.
Genes are segments of chromosomes; the chromosomes form tight coils called DNA.

During which process is mRNA synthesized from a DNA template with the aid of RNA polymerase?
transcription
translation
translocation
transportation

Drinking too much water during exercise can cause a condition in which the concentration of sodium in the blood is lower than normal.
What immediate response would the blood cells have in this condition?
Cells swell as water moves into them.
Cells swell as water moves out of them.
Cells shrivel as water moves out of them.
Cells shrivel as water moves into them.

Which statement best describes how Watson and Crick's model used other scientists' work to create a model of DNA?
They used Chargaff's rule to determine that it contains ribose sugar.
They used Franklin's photo to determine that DNA was a double helix.
They used Levene's work to determine the number of base pairs in each strand.
They used Nirenberg and Matthei's studies to determine that DNA is made of nucleotides.

How many homologous chromosome alignments are possible for independent assortment during meiosis?
one
two
three
four

If a scientist wanted to follow Mendel’s experiment with a different kind of plant, which type of plant would she examine?
A plant that cannot self-pollinate.
A plant that has only recessive alleles.
A plant that has three alleles for a trait.
A plant that has only two alleles for a trait.

Pea plants can have yellow seeds or green seeds. Which conclusion about the meaning of Y is correct if the allele combination Yy is for yellow seeds?
yellow and dominant
green and recessive
yellow and recessive
green and dominant

All Answers 1

Answered by GPT-5 mini AI
1. Genes are segments of DNA; the DNA forms tight coils called chromosomes.

2. transcription

3. Cells swell as water moves into them.

4. They used Franklin's photo to determine that DNA was a double helix.

5. four

6. A plant that has only two alleles for a trait.

7. yellow and dominant