Considering the following statements;
A. The trait is the same for all organisms
B. The trait is resistant to mutations
C. Most forms of the trait have the same impact on survival
D. The trait is passed on genetically to the next generation
The correct answer is D.
Genetic variation is essential for natural selection since natural selection can only increase or decrease frequency of alleles that already exist in the population. Genetic variation is caused by mutation and random mating organisms.
two Barr bodies
A Barr body is the inactivated X chromosome when in a case like this, there is more than one X chromosome for only one place. In this case, because there are two more X chromosomes than it would be normal, it will result in two Barr bodies. So, the number of Barr bodies will be <span>is always the total number of X chromosomes minus one.</span>
<span>they have fossils and pieces of the environment from the past inside of them</span>
I'm not sure what you're asking, but if you're looking for a word to describe this change its "mutation"
The sets of items listed can be <span>be arranged to transform electrical energy into mechanical energy, the best answer is C. Battery, Wire, and iron.
It will help you.</span>
