Chapter 3 A&P

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If the nucleotide or base sequence of the DNA strand used as a template for messenger RNA synthesis is ACGTT, then what would be the sequence of bases in the corresponding mRNA?

UGCAA

During which phase of mitosis do the sister chromatids move apart?

anaphase

mRNA molecule

aug

When a double helix of DNA is replicated, two complete helices are formed. Together, these helices are called sister __________.

chromatids

What is the name of the process by which the cytoplasm divides in two?

cytokinesis

After DNA replication is completed, each DNA double helix consists of ______.

one old parent strand and one new daughter strand

During which of the following phases does chromatin condense and become chromosomes?

prophase

Phases of Mitosis

prophase, metaphase, anaphase, telophase

During which of the following phases does DNA replication occur?

synthesis

________ is a molecular "ferry" that brings amino acids to the ribosome to build a protein.

t-RNA

the phases of interphase?

G1, S, G2

During which phase of the cell cycle does DNA duplication, or replication, take place?

Interphase

Which of the following statements is correct regarding RNA?

Messenger RNA, transfer RNA, and ribosomal RNA play a role in protein synthesis.

During which phase of mitosis do sister chromatids line up at the center of the cell?

Metaphase

During which phase of mitosis do nuclear envelopes and the nucleoli reappear?

Telophase

If a tRNA had an AGC anticodon, it could attach to a(n) ________ mRNA codon.

UCG


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