Answer:
Fossil record, history of life as documented by fossils, the remains or imprints of organisms from earlier geological periods preserved in sedimentary rock. Their ages can be established by comparing the fossils in each layer.
Answer:
A)The daily rise and fall of Earth's waters on its coastlines
Explanation:
400x
This is high power. The lowest setting on a microscope is 40x. Each power is going by being multiplied by 10.
Answer:
BS is caused by the increasing use of air conditioning in modern offices, leading to bacteria build-up in the ventilation systems. Using UV lights to fight SBS is effective since it is easy and cheap to install, and it could save companies money in reducing the rate of sickness in the employees.
Explanation:
Answer:
Cell Envelope - The chemically complex external covering of the majority of bacteria. Lies outside of the cytoplasm. Composed of two or three basic layers: the cell wall (peptidoglycan), the cell membrane, and, in some bacteria, the outer membrane. Acts as a single protective unit.
Explanation: