Answer:
Both cardiac and smooth muscle are involuntary while skeletal muscle is voluntary.
Explanation:
Answer:
C. Nucleus
Explanation:
In both animal and plant cells the nucleus controls all activities in the cell.
<u>Answer:</u>
An example situation of artificial selection is "More African elephants today naturally lack tusks compared to the elephant populations 100 years ago, because big game hunters sought elephants for ivory".
<u>Explanation:</u>
- The process of breeding animals to acquire the desired characteristics by the external means other than natural selection and behavior of animal itself is called as artificial selection.
- The first artificial selection was carried out by Darwin when he mated penguins that would have a higher chance of breeding.
- The practice of artificial selection was existing in human civilization a long time ago.
- This process was used to use wild animals and domestic animals in battles and other household works.
Answer:
A point mutation is a change in the base sequence of a DNA molecule.
Explanation: