D is the correct answer since all others are highly unlikely.
Answer:
23 chromosomes
Unlike all the other cells in a human body which are diploid, human sex cells are haploid. That means that both sperm cells and ova are haploid; containing only 23 chromosomes.
Explanation:
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The birth rate was greater than the death rate and the immigration rate was greater than the emigration rate. Options B and D are correct.
<h3>Population growth</h3>
From the illustrated image, the world experienced an upward growth in population between 1950 and 2010.
In order for population growth to occur:
- the birth rate must exceed the death rate
- immigration must exceed emigration
Either or both of the above conditions will lead to a growth in the population.
Thus, options B and D are correct.
More on population growth can be found here: brainly.com/question/18415071
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Answer :
Dean Winchester is the older of the two Winchester Brothers, he fights monsters.
Explanation:
First of all, it makes algae grow, because pesticides and stuff provide too many nutrients. Algae needs a lot of oxygen and so the fish begin to die off because the algae is taking all the oxygen out of the lake. Next, it causes biodiversity to drop, meaning that species are beginning to get less varied. Water pollution harms the lakes and is a concern because the effects of it on species and the water will stay.
