Answer:
Algae produced and still produces much of the world's oxygen supply, especially in the atmosphere.
Please give brainliest.
Explanation:
A is the answer to this problem
Answer:
Explanation:
The sensation is a process which occurred when sensory receptors respond to a particular stimulus. The perception is closely associated with the sensation. In perception, the brain choose, arrange and interprets the sensations. The perception of the same stimulus varies from person to person because every person's brain interprets stimuli differently. Interpretation of perception depends on individual’s intellectual aspects such as memory, learning, expectations.
The two ways that the human population change as a result of the agricultural revolution are:
1. Use of Iron technology. Some of the benefits of iron
technology in agriculture include iron has replaced the use of steel and
plows and there was no further need to domesticate any other animals. Iron technology
has made the lives of farmers in agriculture easier and faster due to iron
technology.
2. Use of GMO. To
protect plant form insect damage, it can be made intoa transgenic plant.
Transgenic plant are called genetically modified organisms (GMO) because there
is a gene added or removed in the original plant to obtain a characteristic that would enhance the plant's production such as insect damage.
