You need to do speed divided by time
The solution that would most likely cause a plant placeres in it to become finer and more rigid is water because it diffuses osmosis.
The diploid cells have 74 chromosomes, or 37 homologous pairs.
Haploid cells only have one copy of each chromosome. So we can find the number of chromosomes in a haploid cell by dividing the number of chromosomes in the diploid cell by 2.
76/2 = 37
So the haploid cell contains 37 chromosomes.
The sentence “they save energy and metabolites and help the organisms to respond to the environmental changes” characterizes the regulatory mechanisms of gene expressions in organisms. The correct answer between all the choices given is the second choice or letter B. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.