Q: How many protons do all atoms of a particular element have in their nuclei? Choices: - varying number - three - zero - same number A:
same number

Q: Each species of legume is associated with a strain of __________ Choices: - agrobacterium - fungi - heliotropium - rhizobium A:
rhizobium

Q: Q: In humans, the first sites used for energy storage are liver and what else? Choices: - lungs - reproductive organs - skin cells - muscle cells A:
A: muscle cells

Question: Q: When a meteoroid reaches earth, what is the remaining object called? Choices: - comet - meteor - orbit - meteorite A:
Answer: meteorite

*Question*
Q: What is the process in which organ systems work to maintain a stable internal environment? Choices: - ketosis - homogeneity - organ balance - homeostasis A:
**Answer**
homeostasis

Q: Q: Stirring, surface area, and temperature affect the rate at which what occurs? Choices: - concentration dissolves - solute freezes - solute fragments - solute dissolves A:
A: solute dissolves