Answer: Answer is below in the explanation.
Explanation:
As shown in the animation from my school, a DNA molecule wraps around histone proteins to form tight loops called nucleosomes. These nucleosomes coil and stack together to form fibers called chromatin. Chromatin, in turn, loops and folds with the help of additional proteins to form chromosomes.
(Link my school used https://www.biointeractive.org/classroom-resources/how-dna-packaged )
Ummmmmmmmmm..... chewing?
Answer:
The correct option is B) Outer space
Explanation:
Most of the radiations emitted by the Earth are absorbed by the Earth;s surface. These radiations cause the Earth to get warm and also causes global warming. However, little of this radiation is reflected back towards the outer space. Hence, the correct option is B.
Answer:
Sensitization.
Explanation:
Hypersensitive reaction may be defined as the exaggerated or hyper response of the immune system. Hypersensitive reactions can occur due to auto immunity and allergies.
Type I hypersensitive reaction is mainly mediated by IgE antibodies. The sensitization towards particular stimuli like pollen grains may exaggerate the Type I hypersensitive reaction.
Thus, the correct answer is option (1).
