Answer:
Genetic recombination occurs due to crossing over between homologous chromosomes.
Explanation:
Either the duodenum or the jejunum
I would say the first one a comet. :)
Disulfide bonds. is that an answer?
Commensalism is when one organism benefits off the other one without harming it. Examples are tree frogs that use plants for protection or jackals that have been expelled from packs trailing tigers and feeding on the remains of its kill. Barnacles on whales get shelter by attaching to a whales body
