Answer:
Much change is due to random genetic drift rather than positive selection. Some are harmful and are likely to be eliminated by natural selection – by death of the embryo, for instance. ...
Answer:
C) They are part of a community
Explanation:
A community represents the sum total of populations of different species present together in an area or ecosystem. In a community, the organisms of these different species may benefit or harm each other and exhibit little or more interdependence. In the given example, beer, insects, ants, chipmunks represent the organisms of different species that are present together in a habitat. They interact with each other in various ways. For instance, the bear is a predator of insects.
Eutrophication is the enrichment of an ecosystem with chemical nutrients, typically compounds containing nitrogen, phosphorus, or both.
Eutrophication can be a natural process in lakes, occurring as they age through geological time.
Eutrophication was recognized as a pollution problem in European and North American lakes and reservoirs in the mid-20th century.
Human activities can accelerate the rate at which nutrients enter ecosystems.
Answer:
There is a 50% chance their child will have blue eyes.
Answer:
of folded proteins
Explanation:
In Secondary structures; the irregular loops seems to be positioned on the outside of folded proteins while the Alpha and beta sheets is categorically positioned at the centre or interior of the protein.
The loops are positioned on the outside of folded proteins in order for the peptide bonds to be open to form H bonds with water.
