Answer:
B. Major types of fossil fuels: coal, oil and natural gas
Explanation:
Answer:
Antibiotics are compounds produced by bacteria and fungi which are capable of killing, or inhibiting, competing microbial species. ... But it was not until 1928 that penicillin, the first true antibiotic, was discovered by Alexander Fleming, Professor of Bacteriology at St.
Answer:
A.) An air mass cannot transfer energy from one area to another
Explanation:
The air masses are constantly on the move. They can be warm and moist, or cold and dry, as well as hot and dry, all depending on the place above which they have formed. The air masses that form over warm, large bodies of water and warm and moist. The air masses that form over cold regions are cold and dry, and the air masses that form deeper into the continent in hot regions, are hot and dry. Because the air masses are constantly on the move, they manage to transfer their energy from one area to another, resulting in change of weather conditions as the energy is transferred.
They can only produce cells that are the same as them
Answer:
69.7%
Explanation:
Adenine base pairs with thymine
guanine base pairs with cytosine
you need to get to 100%
30.3-100=69.7%
There will be 30.3% or adenine and thymine and 69.7% or guanine and cytosine.
