Concept 1 Notes: Biology Review

Multiple Select

Which of the following are characteristics of all living things?

• Made of cells

• Able to grow and reproduce

• Use energy (have a metabolism)

• Lacks DNA or RNA

Multiple Choice

Which of the following statements best describes the FUNCTION of organelles within a cell?

• They are specialized structures that help the cell function.

• They are the smallest part of an organism.

• They are only found in animal cells.

• They are responsible for cell division.

Multiple Select

Which of the following statements about cytoplasm is/are correct?

• It is mainly made up of water.

• It holds everything in place inside the cell.

• It is a rigid structure outside the cell membrane.

• It is responsible for cell division.

Multiple Select

Which molecules can pass easily through the cell membrane?

• small molecules (including water)

• nonpolar molecules

• hydrophobic molecules

• large polar molecules

• hydrophilic molecules

Multiple Choice

Which of the following is NOT a function of the cytoskeleton?

• Support and maintain cell shape

• Motility

• Regulate biochemical activities

• Store genetic information

Multiple Select

Which structure helps move fluid across a cell surface?

• Centrioles

• Cilia

• Flagella

• Nucleolus

Multiple Select

Which structure helps a cell move itself through fluid?

• Centrioles

• Cilia

• Flagella

• Nucleolus

Open Ended

What does the nucleus protect?

Multiple Choice

What is the job of ribosomes?

• making videos

• making proteins

• making lipids

• making carbohydrates

Multiple Choice

Why is it called the Rough ER?

• it has ribosomes all over it

• it's in the bad part of the cell

• because no doctor will work there

• it has cells all over it

Multiple Choice

Which organelle is responsible for making lipids and storing Ca2+ in the cell?

• Smooth ER

• Golgi apparatus

• Lysosome

• Mitochondria

Multiple Choice

What is the job of the Golgi apparatus?

• DNA replication

• detoxifies harmful substances

• modifies, packages, and ships proteins

• energy production

Multiple Choice

Which of the following organelles is primarily involved in breaking down dead material and can perform programmed cell death (apoptosis)?

• Lysosome

• Vacuole

• Golgi apparatus

• Smooth ER

Multiple Choice

What is the main function of vacuoles in animal cells?

• Storage of water, nutrients, and waste

• Protein synthesis

• Energy production

• Transport of proteins

Multiple Choice

Which of the following best describes the main components of living tissue by percentage?

• 70% water, 26% macromolecules, rest ions and small molecules

• 50% water, 40% macromolecules, 10% ions and small molecules

• 90% water, 5% macromolecules, 5% ions and small molecules

• 60% water, 30% macromolecules, 10% ions and small molecules

Multiple Choice

What are the four main macromolecules?

• polymers, megamers, monomers, minimers

• carbohydrates, lipids, proteins, nucleic acids

• protons, neutrons, electrons, quarks

• carbs, fats, proteins, sugars

Multiple Select

Select all correct statements about enzymes based on the last slide.

• Enzymes are mostly proteins.

• Enzymes are highly specific to their substrates.

• Enzymes are changed after the reaction.

• Enzymes can be reused after the reaction.

Multiple Choice

What is the role of enzymes in biochemical reactions?

• They speed up reactions by lowering activation energy.

• They are used up in the reaction and cannot be reused.

• They slow down reactions to maintain balance.

• They provide genetic information.