Question 21 In plants, ____ are produced by meiosis. flowers spores Gametophytes sporophytes Question 22 List the following in order from smallest to largest. nucleosome, histone, chromosome, nucleotide Question 23 What is the best reason for concluding that this cell is in anaphase II? crossing over has occurred sister chromatids are separating homologous pairs of chromosomes are present each new cell has two chromosomes
Question 21
In plants, ____ are produced by meiosis.
flowers
spores
Gametophytes
sporophytes
Question 22
List the following in order from smallest to largest. nucleosome, histone, chromosome,
Question 23
What is the best reason for concluding that this cell is in anaphase II?
crossing over has occurred
sister chromatids are separating
homologous pairs of chromosomes are present
each new cell has two chromosomes
Question 24
Which of the following is part of the interphase of the cell cycle?
S phase
mitosis
cytokinesis
both mitosis and cytokinesis
Question 25
tRNA molecule is “bilingual” because it binds to:
Question 26
What is the end result of a DNA strand with the sequence ATTCGA transcribed and translated?
Question 27
In the “Central Dogma” describing the flow of genetic information from the DNA to protein, DNA is copied to RNA in a process called , and the information in RNA is used to direct the synthesis of a protein in a process called .
Question 28
Which of the following leads to increased genetic diversity?
sexual reproduction
asexual reproduction
conjugation
All of the above are correct.
both sexual reproduction and conjugation
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