DNA

What are the three components of a nucleotide?

• Sugar, phosphate, nitrogen base

• Amino acids, sugars, lipids

• Glucose, ribose, deoxyribose

• Phosphate, sulfate, glycerol

What is organized DNA called?

• Chromosome

• Gene

• Nucleotide

• RNA

What is the process of copying DNA called?

• DNA transcription

• DNA replication

• DNA translation

• DNA synthesis

What is the function of DNA?

• To store and transmit genetic information.

• To provide energy for cellular processes.

• To act as a catalyst in biochemical reactions.

• To transport oxygen in the blood.

What are the four nitrogenous bases in DNA?

• Adenine, Thymine, Cytosine, Guanine

• Adenine, Uracil, Cytosine, Guanine

• Adenine, Thymine, Cytosine, Uracil

• Guanine, Thymine, Cytosine, Adenine

What is the main organelle where DNA is found?

• Nucleus

• Mitochondria

• Ribosome

• Endoplasmic Reticulum

What is the difference between DNA and RNA?

• DNA is single-stranded and contains uracil, while RNA is double-stranded and contains thymine.

• DNA is double-stranded and contains thymine, while RNA is single-stranded and contains uracil.

• DNA and RNA are identical in structure and function.

• DNA is single-stranded and contains thymine, while RNA is double-stranded and contains uracil.

What is the shape of the DNA molecule?

• Single helix

• Double helix

• Circular

• Linear

What is the term for the complete set of an organism's DNA?

• Chromosome

• Gene

• Genome

• Allele

What is a gene?

• A segment of DNA that codes for a protein.

• A type of RNA molecule that helps in protein synthesis.

• A structure that carries genetic information in the form of chromosomes.

• A sequence of amino acids that form a protein.