What determines how much total kinetic energy something has?

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f

Which chemical reaction shows photosynthesis? a. water + carbon dioxide + sunlight → oxygen + glucose b. carbon + oxygen → carbon dioxide c. hydrogen + oxygen → water d. nitrogen + hydrogen → ammonia

When one dna molecule is copied to make two dna molecules, the new dna contains a) 25% of the parent dna. b) 50% of the parent dna. c) 75% of the parent dna. d) 100% of the parent dna. e) none of the parent dna.