<span>Magnetic resonance imaging
is a technology that uses magnetic fields and radio waves to produce high
quality 2 or 3 dimensional images of the brain structure without using
radioactive tracers and ionizing radiation. The magnetic resonance intensity is
proportional to the density of the protons in various tissues.</span>
Answer:
birds
Explanation:
<em>Archaeopteryx</em> is an iconic fossil bird that lived during the Late Jurassic, approximately 150 million years ago. <em>Archaeopteryx</em> is iconic because it is a transitional fossil between non-avian dinosaurs (reptiles) and birds. The osteology of <em>Archaeopteryx</em> indicates that it was similar to that of nonavian theropod dinosaurs, i.e., dinosaurs characterized by hollow bones and three-toed limbs. Unlike modern birds, <em>Archaeopteryx</em> had a full set of teeth, a long tail, three fingers with claws and hyperextensible second toes commonly known as 'killing claws'.
Its the letter B because its the circulatory system
Gregor Mendel planted garden peas and used them as the basis of his study of inherited traits. They do not mature slowly.
Answer: the insertion of a nucleotide into DNA
Explanation:
