These scientists all carried out experiments in accordance with the basic biological principle that life comes from pre-existing life. They investigated the theory of spontaneous generation and proved that life comes from life.
This also demonstrates that science is a way of knowing because they used what they saw in these experiments in other situations as well. They became able to do this only because they knew about this information and they got to know this information through science.
Answer:

Explanation:
In an atom, there is a dense center known as the nucleus. It is made up of two subatomic particles: <u>protons</u> and <u>neutrons</u>. The protons have a positive charge and the neutrons have no charge, so overall the nucleus is positively charged.
The third subatomic particles, negatively charged electrons, are located around the nucleus in a cloud.
The particles in the nucleus are
.
Answer:
T T A G C C G T A A T G is the complementary DNA strand.
Explanation:
A=T G=C C=G T=A
this is the key to all DNA complementary strands.
(not sure what the "O" was at the end but- it's ok)
Hope this helps! :)
If the environment changes quickly and no individual members of a species are able to survive in the new environment, then the species will become extinct in that environment