Q: What promotes cell division and are necessary for growing plants in tissue culture? Choices: - polyamines - auxins - mitochondria - cytokinins A:
cytokinins

(Question)
Q: Light waves differ based on their frequency and what else? Choices: - density - weight - voltage - amplitude A:
(Answer)
amplitude

Ques: Q: What is the process of the blastula forming 3 layers of cells called? Choices: - Mitosis - internalization - fermentation - gastrulation A:
Ans: gastrulation

(Q).
Q: In vertebrates, ovipary, ovovivipary, and vivipary are different strategies for what vital process? Choices: - respiration - absorption - circulation - reproduction A:
(A).
reproduction

Ques:Q: What type of numerical figure is important in considering the precision and accuracy of a number? Choices: - component - insignificant - exponent - significant A:

Ans:significant

Q: What is the smallest and most fundamental unit of matter, consisting of a nucleus surrounded by electrons? Choices: - proton - molecule - neutron - atom A:
atom