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zaharov [31]
3 years ago
12

Question 4

Biology
1 answer:
nikdorinn [45]3 years ago
3 0

Answer:

The Sporophyte life cycle is the dominant stage in Ferns

(vascular non-seed plants)

Explanation:

Pls mark brainliest :0

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D. Species with an odd number of chromosome sets (triploid and pentaploid) would be infertile.  

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Example - triploid (3n), pentaploid (5n) because their gametes and offsprings are aneuploid. Aneuploidy is addition of entire chromosome to the already existing normal set of chromosome. Aneuploids are unable to produce viable offspring because their fertility got decreased as the zygote formed after the fertilization itself is aneuploid.

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Platelets are pinched off from giant multinucleated cells in the bone marrow called?
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Answer:

C. a single strand and contains uracil.

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Hope this helps :)

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