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General Biology

Study Pack

Set 13 Meiosis And Sexual Life Cycles

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Question 1

(Multiple Choice)

Free
If a horticulturist breeding gardenias succeeds in having a single plant with a particularly desirable set of traits,which of the following would be her most probable and efficient route to establishing a line of such plants?

A)Backtrack through her previous experiments to obtain another plant with the same traits.
B)Breed this plant with another plant with much weaker traits.
C)Clone the plant asexually to produce an identical one.
D)Force the plant to self-pollinate to obtain an identical one.
E)Add nitrogen to the soil of the offspring of this plant so the desired traits continue.

Answer

Question 2

(Multiple Choice)

Free
At which stage of mitosis are chromosomes usually photographed in the preparation of a karyotype?

A)prophase
B)metaphase
C)anaphase
D)telophase
E)interphase

Answer

Question 3

(Multiple Choice)

Free
Eukaryotic sexual life cycles show tremendous variation.Of the following elements,which do all sexual life cycles have in common?
I.Alternation of generations
II.Meiosis
III.Fertilization
IV.Gametes
V.Spores

A)I, IV, and V
B)I, II, and IV
C)II, III, and IV
D)II, IV, and V
E)I, II, III, IV, and V

Answer