Selection pressures are external agents which affect an organism's ability to survive in a given environment. Selection pressures can be negative (decreases the occurrence of a trait) or positive (increases the proportion of a trait)
Answer:
C. Moving a bone back and forth requires the action of at least two muscles.
Explanation:
To move bones in opposite directions muscles must pair up to help move the body part.
<span>Marine mammals can be classified as animal that lives
partially or wholly on coastal waters or oceans from survival while fish can be
classified as a cold blooded gill bearing, egg producing species. However,
whales survive by the development of echolacation, modified lungs, thick layers
of blubber and lager arteries among
other things to ensure their prosperity and survival.</span>
Answer:
what are the two patterns?
Answer:
<h2>Cystic Fibrosis</h2>
Explanation:
Frame shift mutation is the mutations caused by the deletion or insertion of nucleotide through which reading sequence of DNA is changed. By the change of reading sequence, the protein translated by this new sequence is changed, because these new codons code different amino acids.
Frame shift mutation cause Cystic Fibrosis (CF) in lung cells. Cystic fibrosis is an inherited disease, causes problems in the body's cells that make salt, water, and mucus.
