1Semester Exam Review

Front

What process is responsible for the growth of leaves in plants?

Back

Division of cells in the plants.

Front

Where is the coding of genetic information located in the DNA molecule?

Back

In the sequence of nucleotides.

Front

What occurs between the conversion of substrate into products in enzyme activity?

Back

The enzyme facilitates the reaction by lowering the activation energy.

Front

What type of mutation involves the addition of one or more nucleotide bases?

Back

Insertion.

Front

What percentage of offspring will be heterozygous if one parent is homozygous dominant and the other is homozygous recessive?

Back

25%.

Front

Define DNA replication.

Back

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

Front

What is the role of enzymes in biochemical reactions?

Back

Enzymes act as catalysts to speed up reactions without being consumed.

Front

What is a heterozygous genotype?

Back

A genotype consisting of two different alleles for a particular gene.

Front

What is the difference between a substitution mutation and a deletion mutation?

Back

A substitution mutation replaces one nucleotide with another, while a deletion mutation removes a nucleotide.

Front

Explain the concept of enzyme specificity.

Back

Enzyme specificity refers to the ability of an enzyme to choose exact substrates from a group of similar chemical molecules.