Answer:
B. a sequence of DNA bases that duplicates a sequence of RNA bases.
Explanation:
Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule.
Answer:
Lion populations are found all over Sub-Saharan Africa showing genetic similar lions live in same geographic areas as the DNA strands are similar to each other and they can be related to each other.
It means lions with genetic similarity can be present in the same geographic area as Lion populations are found all over Sub-Saharan Africa.
To grow food to grow food
A horn results when glaciers erode three or more aretes, usually forming a sharp edged peak
Answer:
The first cause of eutrophication is the increase level of nutrients in water.
Explanation:
Then the other effect follow:
1.- Nutrients promote more phytoplanckton at the surface of the body water.
2.- phytoplancton die and settle down at the bottom.
3.- since in the bottom there is no much more sun, the algae at the bottom start to die, plus the phytoplacton that is falling, the sediment at the bottom start to grow.
4.- Since there is any living thing that can produces oxygen in water( it produces hypoxic conditions), other living things start to die.
