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NISA [10]
3 years ago
13

How are the circulatory system and the respiratory system related in humans?

Biology
1 answer:
Karo-lina-s [1.5K]3 years ago
5 0
I'd say the answer is C but I'm not 100% sure. If not C then maybe B
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In the study of human evolution, scientists define modern in terms of:
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<span>Answer:  a)  a series of anatomical traits that distinguish Cro-magnon features from Neandertals.</span>

<span>Neanderthals (Homo neanderthalensis) were first discovered in Germany in 1856 and are believed to emerged between 100,000 and 200,000 years ago. </span>

<span>Significant differences found in the human and </span>Neanderthal includes<span>: 1) their DNA, 2) the brain of a Neanderthal had a raised larynx and was also bigger, and  3) Compared to modern humans, Neanderthals had bigger and muscular body but with shorter legs.</span>

Cro-magnon is<span> the earliest known Western European example of our species who lived  35,000 and 10,000 years ago. They are believed to be actually modern in every anatomical respect. They are much like us.</span>

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