Transcription is the process by which the DNA molecule makes an RNA molecule using enzyme RNA polymerase and other proteins. The mRNA is then used to generate proteins by a process called translation which occurs in the cytoplasm. Transcription occurs in the nucleus because DNA cannot leave the nucleus.
Answer:
all of them apply
Explanation:
In my opinion all of them apply (except the 4th one). Ecosystems can be small, big, have living and non-living parts and they are made of biomes. Not only can ecosystems vary in size, but they can also differ in just about every imaginable biotic or abiotic feature.
Answer:
The person would be more prone to illness
Explanation:
White blood cells are also known as Leukocytes. (which is where the name Leukemia came from) They help protect the body from illnesses and foreign invaders by engulfing and destroying them. If the body cannot create enough white blood cells, then there are less cells to fight off infection.
Low levels of the neurotransmitter serotonin may appear to contribute to aggression. Dopamine and serotonin are the most hormones that are linked with aggression, that is low level of serotonin and high levels of dopamine. The normal effect of serotonin is the inhibitory effect on aggression levels when at normal levels. At the pre-Frontal Cortex serotonin is usually found at its lowest levelsnand increases aggression.