Biology STAAR Review 2024

Front

What is cellular respiration?

Back

The process by which cells convert glucose into energy in the form of ATP.

Front

What is the expected percentage of tan offspring from a Bb x Bb cross?

Back

25% of the offspring would be tan.

Front

Define homozygous dominant genotype.

Back

A genotype consisting of two identical dominant alleles, such as YY.

Front

What is natural selection?

Back

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Front

What happens to energy as it moves up the energy pyramid?

Back

The amount of available energy decreases.

Front

What is the role of ATP in cellular processes?

Back

ATP serves as the primary energy carrier in cells.

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the observable traits.

Front

What is the significance of dominant and recessive alleles?

Back

Dominant alleles mask the effect of recessive alleles in heterozygous individuals.

Front

Explain the concept of adaptation in biology.

Back

Adaptation is a trait that enhances an organism's ability to survive and reproduce in its environment.

Front

What is the function of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs light energy, which is used to convert carbon dioxide and water into glucose.