2024 Fall Final Practice Test Part 1

Front

What type of protein is keratin?

Back

Structural: provides structure and support.

Front

What are the amino acids coded by the mRNA sequence AUG GAC CCU?

Back

Met, Asp, Pro.

Front

What process takes CO2 out of the atmosphere and releases O2 into the atmosphere?

Back

Photosynthesis.

Front

What disease is caused by cells that divide uncontrollably?

Back

Cancer.

Front

If two heterozygous reindeer (Rr) are crossed, what percent of their offspring are expected to have black noses (rr)?

Back

25%.

Front

Define photosynthesis.

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll, converting CO2 and water into glucose and oxygen.

Front

What is the role of enzymes in biological processes?

Back

Enzymes speed up chemical reactions in the body.

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 function of messenger RNA (mRNA)?

Back

mRNA carries genetic information from DNA to the ribosome for protein synthesis.

Front

What is cancer?

Back

A disease characterized by uncontrolled cell division.