Biology B Exam Review 2024

Front

What is the complementary strand of DNA for 5' AGATGCATC 3'?

Back

3' TCTACGTAG 5'.

Front

What does a dihybrid cross show?

Back

The possible outcomes of two traits/characters.

Front

At which taxonomic level does similarity indicate the closest relationship?

Back

Genus.

Front

What process is occurring when mRNA is synthesized from a DNA template?

Back

Transcription.

Front

What is the likely effect of a sudden increase in the cricket population?

Back

There would be a decrease in the grass/flowers population.

Front

Define DNA replication.

Back

The process by which a DNA molecule makes a copy of itself.

Front

What is the role of transfer RNA (tRNA) in protein synthesis?

Back

tRNA brings amino acids to the ribosome during translation.

Front

What is the function of ribosomes in a cell?

Back

Ribosomes are the sites of protein synthesis.

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 is the difference between genotype and phenotype?

Back

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