2024 Semester 1 Exam Review

Front

Pairs of similar chromosomes are called...

Back

Homologous chromosomes are pairs of chromosomes that are similar in shape, size, and genetic content.

Front

_____ is the uncontrolled growth of cells, often resulting in a tumor or mass of abnormal cells.

Back

Cancer is a disease characterized by the uncontrolled division of abnormal cells in the body.

Front

During what phase of the cell cycle is DNA replicated?

Back

DNA is replicated during the S phase (Synthesis phase) of the cell cycle.

Front

During what phase of the cell cycle does the cell prepare for mitosis?

Back

The cell prepares for mitosis during the G2 phase (Gap 2 phase) of the cell cycle.

Front

What amino acid is represented by the codon CAG?

Back

The codon CAG represents the amino acid Glutamine.

Front

What is the function of homologous chromosomes during meiosis?

Back

Homologous chromosomes pair up and exchange genetic material during meiosis, leading to genetic diversity.

Front

Define apoptosis.

Back

Apoptosis is the process of programmed cell death that occurs in multicellular organisms.

Front

What is the role of the S phase in the cell cycle?

Back

The S phase is responsible for the replication of DNA, ensuring that each daughter cell receives an identical set of chromosomes.

Front

What is a tumor?

Back

A tumor is an abnormal mass of tissue that forms when cells divide uncontrollably.

Front

What are sister chromatids?

Back

Sister chromatids are identical copies of a chromosome that are connected by a centromere.