Answer:
New species can appear gradually through small changes in an ancestral species.
Explanation:
The new species that appear are due to hereditary variations that occur in a population. The adaptive variations are said to confer a selective advantage to organisms possessing them. The result of variations is that well adapted individuals are able to survive and reach the reproductive age and pass over their favourable characteristics to their offspring.
Cow’s milk contains low quantity
of some vitamins such as vitamin C, D and A than human breast milk. Also, Cow's
milk contains high amount of protein, and low amount of carbohydrates. One of
the proteins present in cow's milk is difficult for infants to digest and may
cause an allergic response making cow’s milk unsuitable for infants.
Answer:
water is essential to life because of four important properties: cohesion and adhesion , waters high specific heat , waters ability to expand when frozen, and its ability to dissolve a wide variety of substances.
Explanation:
Answer:
i think over irrigation is the answer
Answer:
D and E
Explanation:
The others are physical methods and can be separated again.
Hope this helps :)