Answer:
b. Mainly between the conserved histone folds and the phosphate backbone of the DNA helix.
Explanation:
Histones are proteinous substances that are present in the chromatin of eukaryotic organisms.
The histones help to package or group DNA molecules in eukaryotic organisms into a structure that we refer to as chromosomes.
The contacts between the DNA and the histones of the nucleosome occurs mainly between the conserved histone folds and the phosphate backbone of the DNA helix.
Which of the following organisms is not nekton? a. Whales
b. Crabs (answer)
c. Sharks
d. Dolphins
Answer:
Climate change has the effect of determining migration of people.
Explanation:
A hazardous environment eg. changes in rainfall patterns, increase in temperature, sea level rise, cyclone frequency has the effect of people migrating to cooler places whereas a conducive environment has the effect of attracting more people to settle there.
Answer:
To my Knowledge and understanding, the name of fluid A is oxygenated Blood or u could simply submit blood. Fluid A does contain red blood cells, namely Hemoglobin. I am not quite sure what fluid B is, but visually it looks like the cytoplasm surrounding cells. According to my knowledge cytoplasm does not contain red blood cells, but rather it contains glucose,sugars and proteins etc.
Hope this helps!
Kind regards
Farah Syed
Explanation:
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I like cheese and concrete yum yum
