59:52
Which of the gazelle's naturally selected traits is shown in this picture to be an evolutionary advantage?
feeding only at certain times of the day
coat color for blending in with dry grass
specialized gut due to a diet of grasses
specific gender roles to diminish predation
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what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements

sex cells are usually half's then they find another half and make a fertilize egg

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.