3 years ago

Of all the water on Earth, what is the percentage of drinkable fresh water?

Biology

1 answer:

yaroslaw [1]3 years ago

7 0

It might be 23% because 77% of water covers earth and most of the water is either polluted or salt water.

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In a certain species of plant, the allele to produce green melons (G) is dominant over the allele to produce yellow melons (g).

marishachu [46]

Answer:

4.26

Explanation:

Let the green-melon parents be Gg, then we expect the cross with the yellow-melon plant gg so as to produce 50% Gg and other 50% of gg offspring. What we observed was that 53 green and a 41 yellow. Based on the total number of 94 offspring , we expected half and a half ratios to be 47 of each color.

Observed(o) Expected(e) (o-e) $(o-e)^2$ $(o-e)^2/e$