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Doss [256]
4 years ago
10

Unlike gradualism, punctuated equilibrium involves

Biology
1 answer:
kati45 [8]4 years ago
6 0
Punctuated equilibrium has been a theory in evolutionary biology developed and coined by Stephen Jay Gould which talks about very rapid changes which occur in nature while on the other hand still having a lot of stable periods with plenty of change in general. 

The correct answer for that reason would be  B.
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Give two similarities and two differences between gymnosperms and angiosperms.
kakasveta [241]

<span>Similarities</span> between Gymnospermes and Angiospermes:


<span>·         </span>Having seed-Gymnospermes and Angiospermes are types of plants bear seeds. They belong to a single class known as Spermatophyta. Spermatophyta or seed plants are those <span>plants that produce seeds.</span>

<span>·         </span>Diferentiation- The sporophyte (diploid multicellular stage in the life cycle of a plant) of both,<span> Gymnospermes and Angiospermes,</span> is differentiated into root, stem, and leaves.


Differences between Gymnospermes and Angiospermes:

 

<span>·         </span>Seed-Although both have seeds, differences between them are huge. Gymnospermes have bare, non-encased seeds. The term "gymnosperm"  in Greek means "naked seeds". On the other hand, seeds of Angiospermes are enclosed within an ovary, usually in a fruit.

<span>·         </span>Pollination- In Gymnospermes, the pollination is by wind, unlike most Angiosperms, who use insects, mammals or birds.  Gymnosperm flowers are often difficult to spot because they are not out to attract flying pollinators.

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3 years ago
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Lunna [17]

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Explanation:

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A protozoan that can conduct photosynthesis is the _____.
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One reason why a molecule may not be able to pass into or of the cell
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What do ligaments hold together in a joint?
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