It's the first one is the answer
Remove individuals from a population
Answer:
A. The smooth, clear rock layers
Explanation:
Pavlov's dog stopped salivating to the bell when the food was no longer paired with the bell. This is called:
extinction
Answer:
Angiosperms are vascular plants bearing the seeds in fruits or mature ovaries whilst gymnosperms are other types of the plant which bears the seeds directly on the sporophylls but without any cover.
Explanation:
Examples of gymnosperms include cypress,pine, redwood, spruce and ginkgo.
Examples of angiosperms include apple, banana,peach, cherry and orange.
Also, angiosperms are seeds producing flowering plants whose seeds are enclosed within an ovary.
Gymnosperms are also seeds producing non flowering plants whose seeds are unenclosed.
Hope it helps.
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