EOC Review Homework 12-2-24

Front

What is the structure of a DNA molecule?

Back

A DNA molecule is double-stranded with alternating deoxyribose and phosphate groups on the sides, and nitrogenous bases (adenine, guanine, cytosine, and thymine) in the middle.

Front

How do specialized cells express different traits in birds?

Back

While all cells have the same DNA, specialized cells express certain traits that produce feathers or scales.

Front

What happens to potato enzymes when heated?

Back

Heating the potato causes a shape change in the potato enzymes, so they can no longer function properly.

Front

What substance is required to release energy from glucose?

Back

Oxygen is required to release energy from glucose.

Front

What occurs if a cell undergoes cytokinesis before mitosis?

Back

The new cells will have an incorrect amount of DNA and organelles, and will likely experience cell death.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions without being consumed in the process.

Front

What is the difference between haploid and diploid cells?

Back

Haploid cells contain one set of chromosomes, while diploid cells contain two sets of chromosomes.

Front

What is the function of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis by translating messenger RNA (mRNA) into polypeptide chains.

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells convert glucose and oxygen into energy (ATP), carbon dioxide, and water.

Front

What is the significance of the cell cycle?

Back

The cell cycle is crucial for cell growth, DNA replication, and cell division, ensuring proper development and maintenance of organisms.