Answer:
E. 1/600
Explanation:
Hint:
The probability of fixation of a new neutral mutation is 1/(2N)
Given N as 300
= 1/(2×300)
=1/600
Therefore,
1/600 gives a sure fixation of one allele from the large population
Fossils help scientists date rocks: True
Sometimes younger rock layers are found beneath older rock layers: True
The map of earth has changed over millions of years, but it is now set: False
No fossils from the precambrian era have been found because there were no organisms that time: False
hope these are correct :)
Answer:
In the muscular system, muscle tissue is categorized into three distinct types: skeletal, cardiac, and smooth. Each type of muscle tissue in the human body has a unique structure and a specific role. Skeletal muscle moves bones and other structures. Cardiac muscle contracts the heart to pump blood.
Explanation:
Answer:
2) diverging
Explanation:
Mid-ocean ridges occur along divergent plate boundaries, where new ocean floor is created as the Earth's tectonic plates spread apart. As the plates separate, molten rock rises to the seafloor, producing enormous volcanic eruptions of basalt.