Causes of speciation<span>. In the fruit fly example, some fruit fly larvae were washed up on an island, and </span>speciation<span> started because populations were prevented from interbreeding by geographic isolation. ... However, </span>speciation<span> might also happen in a population with no specific extrinsic barrier to gene flow.</span>
Answer:
Explanation:
The urban environment usually refers to the city, like Chicago. Urban is the opposite of rural. The rural area is known as the countryside. Urban environments often include; tall skyscrapers, loud streets, and the smells of different kinds of foods.
Out of the 20 most common amino acids, proline appears with a frequency of about 5%.
So, if a peptide were to be made up of a completely random assortment of the 20 most common amino acids, proline would appear about 5 times in 100 amino acids.
Answer:
They are: substrates, template, primer and enzymes. Four deoxyribonucleotide triphosphates (dNTP's) are required for DNA synthesis (note the only difference between deoxyribonucleotides and ribonucleotides is the absence of an OH group at position 2' on the ribose ring). These are dATP, dGTP, dTTP and dCTP.
Explanation:
give thanks
