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biology 1161 lsua chapter 1 questions with 100- correct answers.
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biology 1161 lsua chapter 1 questions with 100- correct answers.
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biology 1161lsua chapter 1
questions with
100% correct
answers
Universe - answer 13.7 billion years old
Earth - answer 4.6-4.5 billion years old
Life - answer 3.6-3.5 billion years old
Nucleus and mitochondria - answer 1-1.5 billion years old
True animals - answer 540 million years old
True plants - answer 475 million years old
, Dinosaurextinention(cretaceous period ends) - answer 66-
65 million years old
Modernman(homo sapiens) - answer 200 thousand years
old
What are some features that distinguish humans from
other animals especially the great apes(chimps, gorillas,
orangs etc? - answer -Ability to organize thoughts and
think beyond reality.
-Ability to speak.
-Erect walk during most of life.
-Mobile thumb that can be used for grasping.
-Virtually hairless
-Nine month pregnancy
-Ability to organize societies
Biologically of the about_____________ genes on human
chromosomes, chimps have basically the same genes
except for about _ to ____%different thus chimps differ
from human by only some ___ to ___ genes, a small number.
- answer 200-250; 1-1.5; 100-150
All living humans belong to a single species called -
answer Homo sapiens "wise man"
What is the name of the Swedish botanist who named all
humans "homo sapiens"? - answer Linnaeus
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