Answer:
Strength and quantity.
Explanation:
Strength and quantity of electromagnetic can be controlled by currents of electricity because it depends on the electric current. Electromagnets is to be controlled by controlling the electric current. If the current is turn on, also turns the magnetic field on while on the other hand, If the current is turn off, also turn off the magnetic field. The quantity of current flowing through the coil can also control the strength of the electromagnetic field around that coil.
Answer: Savanna
Explanation:
The Savanna is a biome located in Africa and characterized by a lot of grass and dispersed trees. The climatic conditions are warm all year round and the summers are wet.
The presence of so much vegetation makes it an ideal biome for large herbivores like elephants, giraffes and wildebeests. As a result of so many herbivores being there, there are lots of carnivores as well such as lions and cheetahs.
Answer:
A pteridophyte is a vascular plant that disperses spores. Because pteridophytes produce neither flowers nor seeds, they are sometimes referred to as "cryptogams", meaning that their means of reproduction is hidden. Ferns, horsetails, and lycophytes are all pteridophytes.
Explanation:
Answer:
a. DNA carries instructions for the functions of every cell and enzyme in living organisms.
b. DNA can serve as a way to identify one individual from another.
Explanation:
Which of the following is TRUE about DNA?
a. DNA carries instructions for the functions of every cell and enzyme in living organisms.
b. DNA can serve as a way to identify one individual from another.
c. All living organisms can carry DNA in practically every cell of their body