Because comets are darker colored so they need light to shine on them to be seen in the dark skies of space.
Answer:
D
Explanation:
The cells are from different types of plants
Answer:
The answer would be the last one, he is examining the physical characteristics. Why this is correct is because physical characteristics are visible to the naked eye and therefore everything he stated was just that, including color and shape/design
Explanation:
<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.
It is 50% homozygous recessive, and 50% heterozygous
