Neutron, neutral subatomic particle that is a constituent of every atomic nucleus except ordinary hydrogen. It has no electric charge and a rest mass equal to 1.67493 × 10−27 kg—marginally greater than that of the proton but nearly 1,839 times greater than that of the electron.
Answer:
It is D
metaphase 1
Explanation:
in metaphase chromosome line up in the middle.
Answer:
<em>yes</em>
Explanation:
the cuttle fish tell the difference between blue and yellow