In biology, a gene is a basic unit of heredity and a sequence of nucleotides in DNA or RNA that encodes the synthesis of a gene product, either RNA or protein.
Answer:
B
Explanation:
You can't change your DNA as far as I know and if you inherit exact copies of DNA from your parents that means you're a clone which human clones don't exist. You inherit genes from both your mother and father i.e you have blue eyes like your dad and brown hair like your mom.
thats easy... like really easy.... like really really easy.
oh well, here it is ✍(◔◡◔)
if there was no plant, all the herbivores would die of hunger,
no herbivores, means no food for carnivores, (AKA) secondary consumers, which would eventually mean they would eat each other causing a mass extinction in almost all secondary consumers