Bio24-25 Semester 1 Review

Front

What part of the plant anchors the plant for support?

Back

Roots are the part of the plant that anchor it to the ground, providing stability and support.

Front

Which sample represents S Phase in the cell cycle?

Back

Sample C represents the S Phase, where DNA replication occurs.

Front

What is the function of proteins in the cell membrane?

Back

Proteins in the cell membrane facilitate the transport of big molecules across the membrane.

Front

What is the amino acid sequence for the following mRNA strand: UGG-ACU-CGA?

Back

The amino acid sequence is Trp-Thr-Arg.

Front

What is cancer?

Back

Cancer is characterized by uncontrolled cell division (mitosis), leading to the formation of tumors.

Front

What is the primary function of roots in plants?

Back

The primary function of roots is to absorb water and nutrients from the soil.

Front

What occurs during the S Phase of the cell cycle?

Back

During the S Phase, DNA is replicated, resulting in two identical sets of chromosomes.

Front

What role do membrane proteins play in cell signaling?

Back

Membrane proteins are involved in cell-cell communication and signal transduction.

Front

What is the significance of the amino acid sequence in proteins?

Back

The amino acid sequence determines the protein's structure and function.

Front

What is apoptosis?

Back

Apoptosis is programmed cell death, a process that eliminates damaged or unnecessary cells.