When the chromosomes are making a copy during interphase how many chromosomes will there be after it makes a copy?

Which organelle releases chemicals that break down large food particles into smaller ones?

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

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes