Which two structures would provide a positive identification of a plant cell under a microscope?
a. cell wall, mitochondria
b. plasma membrane, large central vacuole
c. ribosomes, chloroplasts
d. cell wall, chloroplasts

What is the difference between an igneous, sedimentary and metamorphic rock

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.