B - FRONTS occur when two AIR MASSES meet!
DNA and Vaccines work by injecting a small dosage of the virus so your immune system already knows how to react.
The answer is
B. Beak shape
This is because in various areas the beaks were different shapes
Bee hummingbird, zunzuncito or Helena hummingbird (Mellisuga helenae) is a species of hummingbird which is the world's smallest bird and the smallest known dinosaur. It is native to Cuba.
She is able to determine it to be a mollusk because Mollusks
characteristics are the following:
Term from Latin meaning “soft”
Has a mantle and cavity (breathing and excretion)
Radula (band like an antenna) is present
<span>Structure of the nervous system (brain wraps the
esophagus and has two nerve chords)</span>