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Among the choices the answer letter C which is "<span>the left and right sides"</span>
What causes people to be color-blind
can be tested scientifically
Explanation:
cells and cancerous chicken stomach cells, excluding interphase, which had a dramatic difference. ... The stage that held the most difference was Interphase. In normal chicken cells, the duration for interphase was 550 minutes. However for interphase in cancerous chicken stomach cells, it was 380 minutes.
Answer:
A. There are fossils of extinct ancestors of horseshoe crabs and the species is still alive today.
Explanation:
C and D have more to do with how it can be a fossil. It is a living fossil because its ancestors have been found in fossils, yet it continues to live today.
One fourth means (one half) of (one half) .
So the 18 months must be two half-lifes.
The half-life of this particular isotope is 9 months.
