The presence of fecal coliform bacteria in a sample of river water suggests which of the following? The pH of the river is very high.
The water is contaminated with animal waste.
The river is devoid of plant life.
The dissolved oxygen level of the river is high.
Fish caught from the river will be free of parasites.

What are two reasons for why a species might disappear from the fossil record?

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

Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.