1.Osteoporosis is a disease in which the bones become weak and are more likely to break. A lifetime diet low in calcium and vitamin D makes you more prone to bone loss.
2. It provides energy, absorbs certain nutrients and maintains your core body temperature.
3.A tendon serves to move the bone or structure.A ligament usually serves to hold structures together and keep them stable.
4.Collagen s responsible for skin strength and elasticity, and its degradation leads to wrinkles that accompany aging.
Answer:
We can't examin the specimen in tbe absence of lght. We can not study the internal structures.
Explanation:
If the activation energy required for a chemical reaction were reduced, the rate would increase so the answer is A.
Hope this helps!
From the given choices above, the portion that is not readily penetrated by the sunlight is the river's or the stream's mouth. The plant life usually are on the surface of the water. The middle portion is occupied by the fish and other aquatic lives.
Answer:
it acts as the site that RNA polymerase will bind, after which transcription proceeds
Explanation:
promoter assist in making mRNA, mRNA is a template which allows complimentary base paring to occur to form protein
