Answer:
The most appropriate answer would be b. gene flow at work.
Transfer of pollen grain forms the example of vertical gene transfer that is, transfer of a gene from parent to the offspring.
A pollen grain is the male gamete of the parent plant. It contains the genetic material or information of the plant.
It is pollinated or transferred to the stigma of the plant of same species with the help of air, water, bees et cetera. Successful pollination results in the formation of the zygote.
Thus, gene or genetic material is transferred from parent plant to the offspring. Hence, the student can use "gene flow at work" as the caption of the picture.
Panda's are mammals. They are animals that are found in China.
The correct answer is meat and cheese
Proteins are mostly found in abundance in animal products. Eggs are also a great source of them which is why animal products should be consumed as proteins are necessary for the functioning of the body.