What are potential sources of error in a experiment?

Why is biochemical evidence the strongest form of evolutionary evidence? A) Biochemical evidence can only show us human DNA sequences. B) Biochemical evidence is based on the fossil record, and shows gradual changes between organisms.

State one way the immune system is involved in the rejection of transplanted organs

Mr. Zee is prescribed an inhaled nasal steroid to relieve his symptoms associated with seasonal allergies. What is true about inhaled nasal steroids?

How do the functions of the skeletal system relate to muscular system functions

In terms of energy, what is the difference between glucose and ATP

Which is the most likely to contain organic compounds

Why do RNA viruses appear to have higher rates of mutation? A) RNA nucleotides are more unstable than DNA nucleotides. B) Replication of their genomes does not involve the proofreading steps of DNA replication. C) RNA viruses replicate faster.

What important word is missing from this definition of meteorology: "the study of the atmosphere"?

All cells in your body do not exhibit all of the traits you have, yet they all have the same DNA. Explain this.

A cell has chloroplasts, numerous ribosomes, an endoplasmic reticulum, and a cell wall. what type of cell is this?