Phagocytosis is defined as

A. Phagocytosis is defined as the feeding of protozoans.
B. the ingestion of solid material by a eukaryotic cell.
C. the uptake of liquid material by a eukaryotic cell.
D. cells of the immune system that ingest pathogens.

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

What is a codon and where is it found

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.