Absence of oxygen
fermentation is an anaerobic (meaning doesn't require oxygen) process
common descent means the evolutionary in biology and how they have something linked with their common ancestors.
Answer:
A
Explanation:
If you have ever seen a punnett square, you should know already that usually, they have 4 (or more) little boxes with two of the same letter. (ex. EE, ee, or Ee in every box). This predicts what the genotype of the offspring would be, based on the parents' genotypes. Pedigree charts track inherited traits, whether that be a disease or health.
The answer is a beaker.
~ThePirc
Katie has a rare neurological disease in which her neurons can receive new information and process it, but some of them just cannot pass the information along. This disease most likely affects the axon of the neurons. Since axon is the signal transmitting end of the neuron, if the fusion of the vesicles containing the neurotransmitters with the cell membrane around the synaptic cleft is hampered, then the signal transmission gets disrupted.
