QOD Ecosystems need a balance of
to be healthy. Observing the
ecosystem, what are some
scenarios that could cause a
balance or imbalance in the
ecosystem?
Think HYPOTHETICALLY...
Sunlight and heat
ning og

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

What advantage does a crop that undergoes vegetative reproduction have over plants that start from the seed? 1points a they store nutrients. b they can travel farther. c they experience more genetic variation. d they only occur in high-resource environments.

20 the compound al(nh3)2 has atoms of nitrogen.