Lab: Mouse Genetics (Two Traits)

Question 1

Which cell structures are seen in all cell types? Check all that apply.

Revolt · Accepted Answer

A: DNA; B: cytoplasm; D: ribosomes; E: cell membrane

Question 2

Which descriptions apply to prokaryotic cells? Check all that apply.

Revolt · Accepted Answer

A: are usually single-celled; C: do not contain membrane-bound organelles; D: have DNA located in cytoplasm

Question 3

An interaction between two organisms in which one usually benefits is known as .

Revolt · Accepted Answer

A: symbiosis

Question 4

Termites share an endosymbiotic relationship with the protozoan that live in their gut. Which statements are true of this relationship? Check all that apply.

Revolt · Accepted Answer

A: The termite benefits from the relationship by receiving food from the protozoan.; B: The protozoan benefits from the relationship by receiving shelter and food from the termite.

Question 5

Complete the statement below using the drop-down menus.It is believed mitochondria evolved from ,while chloroplasts evolved from .

Revolt · Accepted Answer

A: cyanobacteria; B: aerobic bacteria; C: cyanobacteria; D: aerobic bacteria

Question 6

How is mitochondrial DNA used in science? Choose the correct answer.

Revolt · Accepted Answer

B: mtDNA is used to connect DNA samples to the mother in missing-person cases.

Question 7

Is it possible today for a plant leaf cell to live without mitochondria and chloroplasts? Choose the best answer below.

Revolt · Accepted Answer

C: No, cells cannot live without mitochondria and chloroplasts; they provide the energy cells need to survive.

Question 8

Check the statements below that provide evidence for the endosymbiotic theory.

Revolt · Accepted Answer

B: Mitochondria and chloroplasts grow independently from the cell.; C: Prokaryotic cells, mitochondria, and chloroplasts are all the same size.; D: Mitochondria and chloroplasts contain their own ribosomes.

Question 9

Which term describes the relationship in which one organism lives inside the other one. Check the correct answer.

Revolt · Accepted Answer

C: endosymbiosis

Lab: Mouse Genetics (Two Traits) Answers

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