Biology, 03.09.2020 22:01, douglife8057
Which of these best demonstrates mutualism between certain types of
bacteria and humans?
A. Intestinal bacteria obtain nutrients from the gut and produce vitamin K used by
humans.
B. Bacteria become resistant to antibacterial medication that humans use for treatment.
C. Invasive bacteria at an area of injury produce toxins that damage healthy tissues of
the human body
D. Bacteria in improperly prepared food is consumed by humans, causing food
poisoning.
Answers: 3
Biology, 21.06.2019 13:00, sullivanjakob
An enzyme lowers the energy of activation. what does that mean?
Answers: 1
Biology, 22.06.2019 12:00, nyceastcoast
Which are evidence of seafloor spreading? check all that apply. molten material magnetic stripes continent material drilled core samples ocean water samples
Answers: 1
Biology, 22.06.2019 20:00, Kiona3815
Transposon can cause mutations in genes at or near the site of transposon insertion. it is possible for these elements to transpose away from their original site, causing a reversion of the mutant phenotype. in some cases, however, even more severe phenotypes appear when these elements excise from this site, due to events at or near the mutant allele. what might be happening to the transposon or the nearby gene to create more severe mutations?
Answers: 2
Biology, 22.06.2019 21:40, murtaghliam1
In which area of the neuron is an action potential initially generated?
Answers: 1
Which of these best demonstrates mutualism between certain types of
bacteria and humans?