Biology Final Exam

Front

What is the genotype of an individual with a recessive disorder in a pedigree?

Back

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Front

What are enzymes?

Back

Enzymes are special proteins that speed up chemical reactions.

Front

In fruit flies, what is the eye color of a female with the genotype X^R X^r?

Back

Red eyes.

Front

What is the goal of mitosis?

Back

To make two new daughter cells with the same DNA.

Front

What is active transport in cells?

Back

Active transport is the process where cells use energy to transport materials across the cell membrane.

Front

What is the difference between dominant and recessive traits?

Back

Dominant traits are expressed when at least one dominant allele is present, while recessive traits are expressed only when two recessive alleles are present.

Front

What is the role of DNA in cells?

Back

DNA contains the genetic instructions for the development, functioning, growth, and reproduction of all known living organisms.

Front

What is the function of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis.

Front

What is the difference between mitosis and meiosis?

Back

Mitosis results in two identical daughter cells, while meiosis results in four genetically diverse gametes.

Front

What is a pedigree chart?

Back

A pedigree chart is a diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism and its ancestors.