What type of consumer is a ladybug?
a. decomposer
b. primary consumer
c. secondary consumer
d. tertiary consumer

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities

1. in what ways have non-native species been beneficial? 2. what are some of the hypotheses for the collapse of honeybee colonies? 3. distinguish between regional and functional extinction. 4. why is it difficult to measure background extinction rates? 5. what three factors are most important in causing extinction rates to climb?

Humans have to eat food to get the nutrients that keep us alive, but plants use the sun to power photosynthesis