What percent of energy is transferred between the levels indicated by the blue arrows? a. 50 b. 90 c. 100 d. 10

Read the sentence. “yesterday we arrived late for the outdoor concert in the city gardens.” which words in the sentence are adverbs? a. late; city b. yesterday; outdoor c. yesterday; late d. outdoor; city

Isotopes of the same element have differ in their

What is a general feature of a species that varies from one individual to the next (skin tone,eye color or hair color)? a.organism b.trait c.character