A. after having cowpox they where immune to smallpox HOPE THIS HELPS
A student wants to prove that amphibians appeared on earth before birds. The student should use the fossil findings as evidence to provide the most reliable information about the periods when amphibians and birds appeared on earth. Fossils would throw light on the internal body structures that bear the closest similarity to either the amphibians or the birds. The radiocarbon dating of the fossils will reveal its age. This can be used to figure out the time of divergence of the two types.
The answer is c.
RNA is single stranded
This is the answer because DNA is double stranded
DNA does not contain uracil
RNA does not contain deoxyribose sugar
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Plz if I am right put a brainliest
Answer: c.composition, temperature, and function.
Atmosphere can be classified into composition, temperature, and function. The composition has two region, heterosphere and homosphere. The temperature will be divided into thermosphere, mesosphere
, stratosphere, troposphere
. The function will be divided into ozonosphere and ionosphere
Answer:
Steel
Explanation:
In fact, sound waves travel over 17 times faster through steel than through air. Sound waves travel over four times faster in water than it would in air
