Explanation:
it is the diagram of an ovum or a human egg
A- follicle cells
B- zona pellucida
C- chromosomes
D- vitelline membrane
Answer:
it illustrated natural selection because the most favorable traits live longer than the unfavorable traits.
Explanation:
Humans require food to continue to function, we overeat, and undereat. The more food we have the better we wil live
Answer:
Explanation:
Carbon dioxide is added to the atmosphere naturally when organisms respire or decompose (decay), carbonate rocks are weathered, forest fires occur, and volcanoes erupt. Carbon dioxide is also added to the atmosphere through human activities, such as the burning of fossil fuels and forests and the production of cement
