1.
The answer is clearly "C" because an adaptive feature is a feature in which a living organism has adapted to, for example:
Millions of years ago, fish and other water creatures evolved to breathe on the surface, and not just in the water. However, this process took many years to adapt to the climate.
2.
I know that this is a gene so I assume, by the wording that this is a length of DNA from another human. Can't particularly explain this very clearly though, sorry. You can read more about it here though by searching about it, sorry I can't put the link as my answer will be removed.
I hope this helps you but if it does not, don't be mean! Message me and I will try my hardest to resolve my answer! :D
B. because the rock is formed and it goes younger as it grows the rock is still old on the inner layers but it adds new layers as it goes
Energy is the ability to do work. The form of energy that living things need for these processes is chemical energy, and it comes from food. Autotrophs make their own food. Heterotrophs obtain food by eating other organisms. Organisms mainly use the molecules glucose and ATP for energy.
Explanation:i hope this is correct
Blood transfusion procedures, it is important to know the blood type of the receiver and the giver, since in cases of incompatibility can be blood clumping of the blood, which can lead to death.
hope this helps!
