DNA Structure

DNA is an acronym for _____

• Diphosphorus Nucleic Acid

• Ribose Nucleic Acid

• Deoxyribonucleic Acid

• Deoxyribonucleic Acetate

Tags

NGSS.HS-LS1-1

The human body contains ____ chromosomes and ___ cells

• 23 pairs of chromosomes and 75 million cells

• 46 pairs of chromosomes and 150 trillion cells

• 48 pairs of chromosomes and 75 trillion cells

• 23 pairs of chromosomes and 75 trillion cells

Tags

NGSS.HS-LS3-1

A gene is (mark all that apply)

• A distinct portion of the somatic cells responsible for increasing hormone concentrations during interphase

• A distinct sequence of nucleotides forming part of the chromosome

• A unit of heredity transferred from the parents to their offspring

• A type of protein

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Primary functions of DNA are (mark all that apply)

• Transmit information on heredity from one generation to the next

• Control cellular respiration

• Regulate homeostasis

• Provide a blueprint for making proteins

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

All are functions of proteins, except for ____

• Structural - Hair and fingernails

• Hormonal - Regulate organ growth and development

• Energy - Provide short term energy for cell fermenation

• Enzymes - Catalyst for reactions

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

A nucleotide is composed of

• A phosphate, sugar and nitrogenous base

• A protein, protein and Guanine

• A phosphate, Adenine, and nitrogenous base

• A protein, Adenine and nitrogenous base

Tags

NGSS.HS-LS1-1

Which of the following is a base pair?

• Adenine - Cytosine

• Cytosine - Thymine

• Deoxyribose - Cytosine

• Cytosine - Guanine

The weak bonds between base pairs is a ___

• Covalent Bond

• Polar Bond

• Non Polar Bond

• Hydrogen