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natta225 [31]
3 years ago
10

PLEASE HELP

Biology
1 answer:
garri49 [273]3 years ago
7 0

Answer:

Tutara

Explanation:

The social structure of tuatara is similar to that of iguanian lizards (iguanas, anoles, agamas, chameleons, and others) in that territorial defense and courtship behaviours are established through body display and colour changes. They also are defensive of their eggs, along with being defensive.

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3 years ago
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What factor prevents us from finding fossils from the precambrian era?
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Am certain that the factor that prevents us from finding fossils from the Precambian era is that Most rocks from that era are deeply buried.  The precambrian is the informal name for the large expanse of time preceding the current Phanerozoic Eon. It began with the Earh's Formation about 4.5 billion years ago and lasted until the advent of multicellular life about 542 million years ago.
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Species a diverged from species b 60,000 years ago. On a particular gene, they have 15 nucleotide differences. How many nucleoti
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The given question says that b species diverged around 60,000 year ago from species a. Since the divergence, they have a nucleotide difference of 15 nucleotide.

We need to find out the nucleotide difference in another 240,000 year, which means a total of 300,000 year since divergence.

The nucleotide difference in 60,000 years = 15 nucleotide.

The nucleotide difference in 1 year =\frac{15}{60,000}  nucleotide.

The nucleotide difference in 300,000 years = \frac{15}{60,000}\times 300,000 nucleotide.

The nucleotide difference in 300,000 years = 75 nucleotide.

Hence, after another 240,000 years or 300,000 years since divergence, the species and species b would show a difference of 75 nucleotide.

In another 240,000 years, there would be 60 nucleotide difference, as 15 of the nucleotide are already different in initial 60,000 years from the total of 75 nucleotide difference in 300,000 years. So, 60 (75-15) nucleotide difference would be observed in next 240,000 years.


4 0
3 years ago
For 20 Points.
frez [133]
The answer to your question is a
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