Compared to a Cluster Containing Type O and B Stars

question 21

Multiple Choice

Compared to a cluster containing type O and B stars, a cluster with only type F and coolerstars will be:

• A)younger.
• B)older.
• C)further away.
• D)more obscured by dust.
• E)less obscured by dust.

---

Definitions:

Biogeography

The study of the distribution of species and ecosystems in geographic space and through geological time, including the factors that influence these distributions.

Distributions of Organisms

The geographical and ecological patterns in which species and populations are spread across different habitats and regions.

Amino Acid Sequences

The order of amino acids in a polypeptide or protein, which determines the protein's structure and function.

Nucleotide Sequences

The precise order of nucleotides (adenine, thymine, cytosine, and guanine) within a DNA or RNA molecule, which encodes genetic information.