Oxygen is a compound , phosphorus and nitrogen , and reservoirs
The correct answer is E. He will not readily reveal his feelings.
Reticent can be defined as a person who does not like to talk.
Reticent has different meaning. For example, It can be termed to somebody who is formal and restrained, Somebody who is not able to draw attention to oneself, and also reticent can also refer to a person who refers to seclusion to others.
Red blood cells do not have a nucleus.
It does not consist of a cell membrane or a cytoplasm.
It simply only transports oxygen around the body.
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