Lesson 5 - Cellular Genetics (Heredity)

The assembly of proteins in a cell takes place in the

• nucleus

• vacuoles

• ribosomes

• mitochondria

Which of the following is an organism whose cell(s) lack(s) membrane-bound organelles?

• nucleus

• chromatin

• eukaryote

• prokaryote

In all reptiles, birds, and mammals, the processes of excretion, water and salt balance, and the regulation of pH in body fluids are controlled by the kidneys. This is an example of the organism maintaining

• reabsorption

• homeostasis

• insulation

• hibernation

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NGSS.HS-LS1-3

Proteins are long chains or polymers made up of

• nucleotides

• carbohydrates

• amino acids

• lipids

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NGSS.HS-LS1-6

Which of the following molecules provides the greatest amount of energy per gram of mass when metabolized?

• carbohydrate

• nucleic acid

• protein

• lipid

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NGSS.HS-LS1-7

Which of the following environmental changes can cause an increase in the rates of chemical reactions in cells?

• increased temperature

• decreased enzyme concentrations

• increased activation energy requirement

• decreased diffusion rates

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NGSS.HS-PS1-5

The function of chlorophyll in a light reaction is to

• bind C0₂ to H₂0

• split to produce 0₂

• trap light energy

• act as a source of C0₂

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NGSS.HS-LS1-5

NGSS.HS-LS2-5

A group of prokaryotes that live in extreme environments are the

• viruses

• protists

• eubacteria

• archaebacteria

The complexity of body systems differs greatly among organisms. Which of the following organisms has developed organ systems for obtaining and utilizing energy?

• bacterium

• mushroom

• mouse

• virus

Tags

NGSS.MS-LS2-3

Scientists have discovered a new species of animal. Which would provide the best basis for classifying this new species?

• DNA comparison

• diet of animal

• habitat of animal

• appearance of animal

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NGSS.MS-LS4-2

NGSS.MS-LS4-4