Suppose You Measured H-R Diagrams for the Two Star Clusters

question 88

Multiple Choice

Suppose you measured H-R diagrams for the two star clusters pictured below. Which of the following statements is true?

• A) Cluster A is younger than cluster B, but both are the same distance away.
• B) Cluster A is older and farther away than cluster B.
• C) Cluster A and cluster B have the same age, but cluster B is closer.
• D) Cluster A is older and closer than cluster B.
• E) Cluster A is younger and farther away than cluster B.

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Definitions:

Transcription

The process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA), initiating gene expression.

DNA Replication

The procedure through which a double-stranded DNA molecule duplicates, resulting in two identical DNA molecules.

Interphase

The phase of the cell cycle in which a cell spends most of its life, preparing for cell division by replicating its DNA and increasing in size.

Cytoplasm Divides

The process during cell division where the cytoplasm of a parent cell is split and distributed into two new daughter cells.