Answer:
regulating important involuntary bodily2
function such as blood pressure ,heart rate,
breathing,and swallowing
///// It is insurer //////
Answer: Heterotroph
Explanation: Good luck! :D
Answer:
What causes genetic variation?
Genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism’s offspring).
Explanation:
PLZ mark brainliest also I hope this helps