AnswersPMHS Biology I Q2Cell Differentiation and Specialization

Cell Differentiation and Specialization — Cumulative exam Answers

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Herbicides are being used to kill weeds in a nearby field. The plants absorb the herbicides from the soil. Which organelle in the plant will most likely store the absorbed herbicide waste?

A
ribosome
B
vacuole
C
chloroplast
D
mitochondrion
42
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What effect has breast cancer research had on society?

A
People who have gene mutations have more treatment options.
B
People now face an increased risk of breast cancer.
C
The complete history of breast cancer is now known.
D
Breast cancer research has no impact outside of a lab.
43

Which statement best describes embryonic stem cells?

A
Embryonic stem cells are capable of self-renewal only.
B
Embryonic stem cells are capable of differentiation only.
C
Embryonic stem cells are capable of self-renewal and limited differentiation.
D
Embryonic stem cells are capable of self-renewal and unlimited differentiation.
44

The most abundant element in the atmosphere can also be found in

A
white sugar and soy protein.
B
fruits and hydrogenated oils.
C
carbonated water and glucose.
D
beans and whey protein.
45

Which of these pairings is correct?

A
mitosis, part of asexual reproduction because it produces diploids
B
mitosis, part of sexual reproduction because it produces haploids
C
meiosis, part of asexual reproduction because it produces haploids
D
meiosis, part of sexual reproduction because it produces diploids
46

Which statement correctly describes glucose (C6H12O6)?

A
It is made of matter and contains twenty-four molecules.
B
It is an element made of three types of atoms.
C
It is an atom made up of carbon, hydrogen, and oxygen.
D
It is a compound made of twenty-four total atoms.
47

Consider this animal cell.Which organelle is labeled A?

Question illustration
A
mitochondrion
B
ribosome
C
Golgi apparatus
D
lysosome
48

In an oil spill, why does the oil not mix with the seawater?

A
Lipids are hydrophobic.
B
Lipids are hydrophilic.
C
Lipids are saturated.
D
Lipids are unsaturated.
49

Early in mitosis, the nucleus, nucleolus, and nuclear envelope begin to dissolve in preparation for cell division. In which stage of the cell cycle is this process reversed?

A
cytokinesis
B
interphase
C
anaphase
D
telophase
50

Which is biotic?

A
wind
B
iron gate
C
sunlight
D
leaf

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