Problem: OPTIONS:
- seeds
- bushes
- burrs
- loose dirt
- allow growth
- branches
- dirt
- Sediment
Q: Fact 1: Roots have primary and secondary meristems for growth in length and width. Fact 2: Axillary bud meristems make branches. Given the two facts above, what do roots turn into?
Answer: branches
Problem: OPTIONS:
- nerve cells
- protist
- animals without backbone
- remains of prehistoric life
- members of their own species
- sensory neurons
- Veins and arteries.
- bacteria
Q: Fact 1: Most invertebrates have a more complex nervous system. Fact 2: Invertebrates are animals without a backbone. Given the two facts above, what mostly have a more complex nervous system?
Answer: animals without backbone
Problem: OPTIONS:
- gasses
- photons
- acetic acid
- flames
- heat or cold
- chemical waste
- proteins
- sweating
Q: Fact 1: Hormones are chemical messengers that control many body functions. Fact 2: Many hormones are proteins . Given the two facts above, what are many chemical messengers that control body functions?
Answer:
proteins