What is the difference between a autotroph and a heterotroph

One hypothesis about the origin of the building blocks for life is that they were A. made inside meteors. B. formed when lightning struck water. C. started by the RNA in the ocean. D. brought to Earth by meteorites.

The roots nodules of leguminous plants contain a parasitic bacterium it is true or false

Where are the most atoms found?

What are the important elements in the design of a polynesian charts and what does each show

In all three species of phalarope, a taxon of wading shorebirds, the majority of parental care is provided by the male. based on the bateman-trivers hypothesis of sexual selection, what would you expect to see in phalaropes? A.

What do scientists think forms the Moon's core?

What organ stores bile when food digestion is not occurring?

Are all mixtures solutions? Are all mixture? Give an example

What first walks with 4 legs, then 2 legs, then 3 legs?

Which symptom would the nurse most likely observe in a client with cholecystitis from cholelithiasis?