24. The product that honey bees produce and use it to seal cracks and repair their hives is :
C. Propolis ✔
Explanation :
Bees use propolis to seal cracks and repair their hives.

Glycolysis, Krebs cycle, electron transport chain, oxidative phosphorylation
Im not 100% sure but I think it's A. Sorry if you get it wrong
The appropriate answer is a. the conversion of radiant energy to chemical energy. Plants use light from the sun to convert carbon dioxide and water to glucose. An important bi-product of this reaction is oxygen which is vital to all life on earth. When humans consume glucose and do work they are converting chemical energy into heat energy and mechanical energy.
Chromosomal alterations are mutations that change chromosome structure. Point mutations change a single nucleotide. Frameshift mutations are additions or deletions of nucleotides that cause a shift in the reading frame.