100 POINTS PLEASE ANSWER- the answer is not c or d CONFIRMED The diagram illustrates the process of developing genetically modified corn.

What occurs at step 3 in the diagram?
The restriction enzymes cut the isolated DNA into fragments.
The gene of interest is inserted into an expression cassette.
The recombinant DNA is inserted into the host cell nucleus via a vector.
The expression cassette is inserted into a plasmid for cloning.

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

Sexual reproduction in the parent cell will result in offspring with a) identical genetic information. b) half the genetic information. c) double the genetic information. d) four times the genetic information.

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?