Bundle 1: Cells, Biomolecules, and enzymes

Which biomolecule is the primary component of the cell membrane?

• Lipids

• Nucleic Acids

• Protein

• Carbohydrates

Tags

NGSS.MS-LS1-2

WHich of these is a defining characteristic in a eukaryotic cell?

• presence of a membrane bound nucleus

• DNA is present

• Absence of membrane bound mitochondria

• Reproduces asexually

Prokaryotes are single-celled organisms belonging to the domains: archae and bacteria. Which of the following cell structures would not be present in prokaryotic cells?

• Cell Membrane

• Ribosome

• Nucleus

• Cytoplasm

Idenfity the Venn diagram section(s) which includes prokaryotic cells.

• Section I

• Section II

• Section III

• Sections I, II, III & IV

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

What type of cell is described below?

- contains mitochondria

- contains ribosomes

- reproduces by meiosis

- performs photosynthesis

• bacteria

• prokaryote

• virus

• eukaryote

Tags

NGSS.HS-LS1-5

Macromolecules which are both hydrophobic and hydrophilic and are a major component of the cell membrane are

• polysaccharides

• proteins

• phospholipids

• inorganic

Which biomolecule do living organisms use as energy storage?

• Lipids

• protein

• nucleic acid

• enzymes

 

Beeswax is a waxy substance that is produced by bees and then harvested by humans for a variety of uses. Ancient Romans used beeswax as a waterproofing agent because it is not water-permeable. Beeswax is which of the following types of organic molecule?

• Carbohydrate

• Lipid

• Nucleic Acid

• Protein

Which of the following macromolecules are a prominent part of animal tissues that function in insulation, helping animals conserve heat?

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

The enzymes that catalyze cellular reactions are macromolecules called proteins.  Which of the following elements most often compose proteins?

• Carbon and Hydrogen only

• Carbon, hydrogen, and oxyen only

• Carbon, hydrogen, oxygen and nitrogen only

• Carbon, hydrogen, oxygen, nitrogen, phosphorus