Astronomer Edwin Hubble classified galaxies<span> into four major types: spiral, barred spiral, elliptical and irregular. Most of the nearby, bright </span>galaxies<span> are spirals, barred spirals or ellipticals. Spiral </span>galaxies<span> have a bulge at the center and a flattened disk containing spiral arms.</span>
Answer:
codons
each codon encrypts a specific amino acid
Explanation:
I think the correct answer from the choices listed above is the first option. The male <span>reproductive system is different from other body systems in a way that </span>it isn’t necessary to vital signs. The vital signs are <span>Body </span>temperature, Pulse<span> rate, </span>Respiration rate<span> (rate of </span>breathing<span>) and </span>Blood pressure which does not include the male <span>reproductive system.</span>
A - the white blood cells collect the invaders through phagocytosis and kills them