Answer:
A. Integumentary system
Explanation:
The integumentary system consists of the skin,hair and nail. This system consists of the largest organ in the body. The skin helps in protection against pathogens by shielding the internal body system from external objects.
The skin also helps in Vitamin D production through sunlight.
It also helps to prevent dehydration through regulation of water loss.
Answer:
3.)CATASTROPHISM
Explanation:
catastrophism suggested the features seen on the surface of earth such as mountains,were formed by large abrupt changes or catastrophes
It is a process that causes rock to break into little pieces.
Answer:
B.
Explanation:
whenever a organism grows the cells seperate to make up more room for the organism to keep growing until adulthood to elderly-hood
Answer:
B
Explanation:
U(uracil) pairs with A(adenine), G(guanine) pairs with C(cytosine)
