Q: Statoliths are starch-filled plastids that enable plant roots to detect what force? Choices: - variation - impact - current - gravity A:
gravity

Q: What substance are physical objects are made of? Choices: - gravity - energy - friction - matter A:
matter

Q: Q: What part of the plant do nutrients enter? Choices: - the seeds - the flower - the stem - the roots A:
A: the roots

Question: Q: Cells with different functions often differ in what physical property? Choices: - density - size - weight - shape A:
Answer: shape

*Question*
Q: When can mutations occur in genes? Choices: - after rna replication - after dna replication - during rna replication - during dna replication A:
**Answer**
during dna replication

*Question*
Q: Flowers pollinated by what means generally lack brightly colored parts? Choices: - butterflies - larvae - bees - wind A:
**Answer**
wind