Answer:
I agree and disagree with his statement.
Explanation:
We all know that the blood type AB is the universal recipient, so we know that this bloodtype can recieve any kind of blood. AB-type blood doesn't fight off anything because it has all of the antibodies needed. We also know that type O is the universal donor, meaning that this blood can be donated to anyone. This bloodtype doesn't have antibodies, so nothing will go wrong. However, for the other bloodtypes, yes, things have to be matched carefully. Type B blood can't be given type A blood, and so on. Another thing you have to think about is the Rh factor, which is the +/- after blood types. Rh+ bloodtypes can recieve both Rh+ and Rh- bloodtypes, but Rh- bloodtypes can only recieve Rh- bloodtypes. There are also graphic tables that will help answer this question if you're a visual learner!
I hope this helps, sorry it was a bit late!
The part of the brain that performs that function is the hypothalamus.
It is called the "climax community"
Answer: A, a structure that has no use in the organism
Explanation:
A vestigial structure is an anatomical feature that no longer seems to have a purpose in the current form of an organism of the given species.
The neurotransmitter that may have been affected is the
dopamine as this is the one responsible for the motor control in regards of the
individual’s voluntary movements and that causes Jan to engage of trembling and
twitching because her dopamine has been affected.