Answer:a. A cataract is a clouding of the lens. Some cataracts are congenital, but most are due to age-related hardening and thickening of the lens, diabetes mellitus, or exposure to UV rays over time. The lens can be removed and replaced
with an artificial lens.
Explanation:
Answer:
The central dogma of molecular biology best describes the relationship between proteins and nucleic acid.
Explanation:
Nucleic acid such as DNA is the repository of genetic information in most organism.
The genetic information stored in DNA is Transferred to RNA by transcription which deals with the the production of mRNA from DNA.
The mRNA then undergo translation to transfer its own own genetic information in form of codons to specify amino acids of a protein molecule.
Thus the Central dogma of molecular biology relates proteins and nucleic acids.
Answer – The Tide
The regular rising and falling of ocean water due to the gravitational pull of the Sun and Moon is known as the ocean tide. Primarily, it is the moon that is chiefly responsible for the rising and falling of ocean water; the gravity of the sun only reinforces the moon's gravity.
The disadvantage is that i hunt them down and suck the marrow from their bones