BI 112 PCC Midterm 1 Questions and Answers 100% Pass

BI 112 PCC Midterm 1 Questions and
Answers 100% Pass

What is the outcome of meiosis?

A) Two identical diploid cells

B) Four genetically diverse haploid cells

C) One diploid cell

D) Four identical diploid cells


✔✔B) Four genetically diverse haploid cells




What is the primary purpose of the cell wall in plant cells?

A) Protecting against pathogens

B) Providing structure and support

C) Regulating movement of substances

D) Storing nutrients


✔✔B) Providing structure and support




Which cellular process converts glucose into pyruvate?

A) Fermentation
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,B) Glycolysis

C) Krebs cycle

D) Electron transport chain


✔✔B) Glycolysis




What is the main component of the plasma membrane?

A) Carbohydrates

B) Phospholipids

C) Nucleic acids

D) Proteins


✔✔B) Phospholipids




Which organelle is responsible for energy production in the cell?

A) Nucleus

B) Ribosomes

C) Mitochondria

D) Golgi apparatus


✔✔C) Mitochondria


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, What process do cells use to move substances against their concentration gradient?

A) Osmosis

B) Diffusion

C) Active transport

D) Facilitated diffusion


✔✔C) Active transport




Which macromolecule is primarily responsible for the structure and function of enzymes?

A) Carbohydrates

B) Proteins

C) Lipids

D) Nucleic acids


✔✔B) Proteins




What is the basic unit of life?

A) Tissue

B) Organ


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