Answer:
its "C"
Explanation:
On our planet we can survive thanks to a layer of different composition of gases that surrounds the whole Earth. This layer remains on Earth thanks to gravity. It is the earth's atmosphere, and it is difficult to determine exactly its thickness, since the gases that make it up become less dense with height, until they practically disappear a few hundred kilometers from the surface.
The atmosphere fulfills various functions for life on the planet and without it we would not be able to have life as we know it.
<span>1.
an organelle, consisting of layers of flattened sacs, that takes up and
processes secretory and synthetic products from the endoplasmic
reticulum and then either releases the finished products into various
parts of the cell cytoplasm or secretes them to the outside of the cell.</span>
<u>afferent signals</u> flow inward to the central nervous system from sensors in the periphery, while <u>efferent signals</u> flow outward from the central nervous system to the periphery.
Due to technical problems, you will find the complete explanation about the reflex arc in the attached files.
You will learn more about the reflex arc at
brainly.com/question/894334
brainly.com/question/12876504
brainly.com/question/13455404
#SPJ1
53 percent of your genome.
Answer: The testing effect
Explanation:
The testing effect can be generally used to find out that long-term memory is generally increased when a bit of the (adapting)learning period is spend towards retrieving what is to be retained in the brain.
This effect is often referred as practice testing or retrieval practice. This is required to test what is retained in the brain which was studied over a long time back.
This effect is known as the testing effect.
