Which organelle is used to transport compounds throughout the cell?
A. Ribosome
B. Endoplasmic reticulum
C. Nucleus
D. Mitochondria

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria

This is the process of making a prediction based on the results of prior observations of similar events.

The term autotroph refers to an organism that: a. uses co2 for its carbon source. b. must obtain organic compounds for its carbon needs. c. gets energy from sunlight. d. gets energy by oxidizing chemical compounds. e. does not need a carbon source