MRNA (Messenger RNA)
rRNA (Ribosomal RNA)
tRNA (Transfer RNA)
Answer:
Exercise is responsible for the increasing heart beat.
Explanation:
Exercise is responsible for the increasing heart beat because our body needs oxygen more faster during exercise. When we exercise our body needs quick energy and oxygen which can be provided by heart as well as the heart also removes carbondioxide which is produces during respiration process so the heart beat increases in order to provide energy and oxygen to the muscles.
D should be the correct answer. Hope this helps!
Question:
<u>lens for viewing enlarge images are called eyepiece</u>
Answer:
<u>true</u>
hope it helps (^^)
# cary on learning
