Quiz Chapter 8-10

Question 1

During which phase of the cell cycle is DNA replicated?

Answer 1

S phase

Question 2

Mitosis results in _____________, while meiosis results in _____________.

Answer 2

2 identical copies of a diploid cell, 4 genetically different haploid cells

Question 3

Which stage of mitosis is shown in the diagram? Which stage is next after this stage?

Answer 3

anaphase, telophase

Question 4

A true-breeding plant that produces yellow seeds is crossed with a true-breeding plant that produces green seeds. The seeds of all of the offspring are yellow. Why?

Answer 4

The yellow allele is dominant to the green allele.

Question 5

A true-breeding plant that produces yellow seeds is crossed with a true-breeding plant that produces green seeds. The F1 plants have yellow seeds. What is the expected phenotypic ratio of seed color of the offspring of an F1 x F1 cross?

Answer 5

3:1

Question 6

Which of these crosses will ONLY produce heterozygous offspring?

Answer 6

AA x aa

Question 7

If a strand of DNA has the sequence AAGCTC, transcription will result in a(n) ______.

Answer 7

single RNA strand with the sequence UUCGAG

Question 8

The DNA sequence AGT would be transcribed, then code for an amino acid carried by a tRNA with the anticodon ______.

Answer 8

AGU

Question 9

Where is translation accomplished?

Answer 9

The cytoplasm

Question 10

If an RNA sequence coded AUGGAAUUGUGA, the amino acid sequence that it codes for would be ________________.

Answer 10

Met-Glu-Leu-Stop