Answer:
When a gel is stained with a DNA-binding dye, the DNA fragments can be seen as bands ... At the molecular level, the gel is a matrix of agarose molecules that are held ... the DNA fragments will glow, allowing us to see the DNA present at different ... By comparing the bands in a sample to the DNA ladder, we can determine ...
Explanation:
tree and nest
If a robin builds a nest in a big tree, the robin benefits and the tree
is not helped or harmed. This type of symbiotic relationship is called
commensalism, and it is between the tree and the nest/Robin.
<span>There are several types of biotic relationships that is occurring every single moment in the ecosystem and commensalism is one. In contrast, parasitism is the biotic relationship where one organism doesn't benefit from the other and is harmed. In this scenario with human beings and mosquitos, this phenomenon of interaction is distinguished as parasitism where mosquitos draws blood that contains nutrients from the human tissue to use it as its source of food and then leaves harmful substances and bacteria in the human’s blood stream.<span> </span></span>
D. Low side pressure is high and high side pressure is low
Glycolysis is the first step whereas Krebs cycle is the second step of cellular respiration.
They both formed 2 molecules of ATP along with some carbon as a waste.
