Correct answer is (D. Once created in bone marrow, they circulate for our lifetime)
Pro I
Meta I
Ana I
Telo I
Pro II
Meta II
Ana II
Telo II
<h2>540 million years ago
</h2>
Paleozoic.
Era immediately follows Precambrian It lasted about 4.5 billion years.
When did abundant fossil evidence first appear in the geologic record.
540 million years ago.
Answer:
many moons
Explanation:
None of Jupiter's moons have more than traces of atmosphere, so their skies are very nearly black. ... For an observer on Io, the closest large moon to the planet, Jupiter's apparent diameter would be about 20° (38 times the visible diameter of the Moon, covering 5% of Io's sky).
Answer:
In my opinion I think its B. Hypocenter
Sorry if wrong