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option b is the ans "they can be easily brokren "
Much of the water vapor and carbon dioxide in earth’s atmosphere is found in the troposphere.
Answer:
The answer is B
Explanation:
Think of it this way; Respiration = Breathing and we are on the cellular level
Answer:
The sex chromosomes, X and Y.
Explanation:
If it is sex linked, it is passed on when the parent donates their X or Y chromosome to their offspring. "Sex-linked" means that depending on the biological sex of the offspring, it may or may not carry the gene for the trait.
The types of unconformities that can occur in rock layers are: ANGULAR, NONCONFORMITY and DISCONFORMITY.