Addition of a poly(a) tail to a eukaryotic mrna molecule during rna processing is important for:
removing noncoding portions of the mrna
ribosome recognition
mrna stability
transport of the mrna
none of these choices

blah

explanation:

bc blah

answer: ice crystals in air

the water from the water body or another source of water gets evaporated as water vapor as an effect of heat on water. these water vapor rises in the upper layers of the earth atmosphere under high atmospheric pressure. the atmospheric pressure of these water molecules starts to decrease due to the effect of cold air. the invisible water vapor condenses into visible water droplets and ice crystals.these ice crystals and water droplets being less denser than the surrounding air floats on air as clouds.

we need additional information in order to determine the cause of death for anna garcia. there are at least 3 things with explanation included as to why we need them are as follows: