Answer:
population pyramid is a way to visualize two variables: age and sex. They are used by demographers, who study populations. A population pyramid is a graph that shows the distribution of ages across a population divided down the center between male and female members of the population.
Explanation:
Answer:
Extremophiles are organisms that live in "extreme environments," under high pressure and temperature. ... It's important to note that these organisms are 'extreme' only from a human perspective. While oxygen, for example, is a necessity for life as we know it, some organisms flourish in environments with no oxygen at all.
Explanation:
It is important to know how they live
it is a very interesting, must see experience
Is this a phone number calling you that you're trying to identify?
Our solar system is located in the outer reaches of the Milky Way Galaxy. The Milky Way contains over 200 billion stars. Most of the star's are not visible from Earth. Almost everything that we see in the sky belongs to the Milky Way Galaxy.