Learning Snapshot 1 Review

How many single covalent bonds can carbon form?

• One

• Two

• Three

• Four

All of these are types of passive transport EXCEPT

• A. Facilitated diffusion of chloride ions

• B. Osmosis via aquaporins and the plasma membrane itself

• C. A cell sending out a protein via exocytosis

• D. Lipid-soluble drug diffusing through the plasma membrane

Which of the following is NOT true?

• Prokaryotic cells have nuclei

• Plant cells have a cell wall, chloroplast, and a central vacuole

• All cells have nucleic acids, ribosomes, and plasma membranes

• All living things are made of cells

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which disease is associated with mitochondria dysfunction?

• Leigh’s disease

• Cystic fibrosis

• Tay Sach’s disease

• Diamond-Blackfan anemia

Tags

NGSS.HS-LS1-7

What are the three domains of life?

• Prokarya, Eukarya, Fungi

• Protists, Animalia, Fungi

• Bacteria, Eukarya, Archaea

• DNA, RNA, Nucleotides

Tags

NGSS.HS-LS4-1

Carbon, Hydrogen, Oxygen and Nitrogen are elements in which biomolecules?

• Carbohydrates and lipids

• Lipids and nucleic acids

• Proteins and nucleic acids

• Carbohydrates and nucleic acids

Tags

NGSS.HS-LS1-6

This organelle packages proteins after they leave the rough endoplasmic reticulum.

• smooth endoplasmic reticulum

• Golgi apparatus

• Ribosomes

• Cell membrane

Answer explanation

Think of the golgi apparatus as an Amazon warehouse. They don't make the products, they don't transport them. What this warehouse does do is package.

An advertisement for a health supplement for dogs claims to build lean muscle and strengthen tendons and ligaments, as well as provide energy. Which two biomolecules must the supplement contain to provide these benefits?

• Carbohydrates and lipids

• Proteins and carbohydrates

• Nucleic acids and carbohydrates

• Lipids and nucleic acids

Tags

NGSS.HS-LS1-6

A student makes a Venn diagram to compare the functions of carbohydrates and lipids. Which cellular function of carbohydrates and lipids should be placed in the shared section of the Venn diagram?

• hormone production

• structural support of cell walls

• energy storage

• catalyst of chemical reactions

Most of the lipids in our food flow to our _______

• Plasma & other organelle membranes (& triglyceride storage)

• Butts

• Ribosomes

• Amyloplasts