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ratelena [41]
3 years ago
5

How do you know when a chemical reaction has taken place?

Biology
1 answer:
eimsori [14]3 years ago
7 0

Answer: You can tell when a chemical reaction is taking place because it is usually accompanied by easily observed physical effects, such as the emission of heat and light, the formation of a precipitate, the evolution of gas, or a color change. All these things characterize what you look out for to find a chemical change.

Explanation:

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When you read, your eyes fixate for a fraction of a second, and then jump to a new point in the text. Your reading experience is
madam [21]

<u>Sensory</u> memory.

Explanation:

Sensory memory is the type of memory that stores information for a very brief period of time it is even shorter than the time period of  the short term memory.

Sensory memory helps the  brain to hold the effects  of a sensory stimulus for sometime  even after the stimulus has ceased. This helps in continuous perception and processing of data in the brain.

The  expression of continuous reading, writing and speaking are due to the existence of sensory memory.

If sensory memory does not function properly then, the synchronization of words and their understanding would have been impossible.

7 0
4 years ago
Which primate trait is least important for arboreal life?
Morgarella [4.7K]

E Bipedalism is least important because two feet. The others are important to have a brain, reproduction, vision, and motion movment.

5 0
4 years ago
When there is direct contact what is the name of a disease by this which is spread?
Anna35 [415]
Infectious Disease Epidemiology Programs primary purpose is to study the ... <span>Contact Diseases</span> are transmitted when an infected person has direct bodily contact with an ... are found on the skin but do not cause illness it is called " colonization. ... a bacterium found in rodents and their fleas in many areas around the world.
8 0
3 years ago
Parasitic infections are a primary cause of ________ in many regions of the globe.
Vinil7 [7]
Parasitic infections are a primary cause of iron-deficiency anemia in many regions of the globe.
As the name itself says, iron-deficiency anemia is caused by a lack of iron in a person's blood, meaning that there are not enough red blood cells, leading to tiredness, weakness, shortness of breath, paleness, etc. Parasites increase the risk of anemia.
6 0
3 years ago
Please answer all i need help quick
svet-max [94.6K]

Answer:

1. B

2. B

3. A

4. B

Explanation:

1. Species is smaller than kingdom, and domain isn't a group

2. Its kinda obvious

3. Not too sure on this one, but i think a is right

4. Pro means 'before nucleus', therefore it has no nucleus

3 0
4 years ago
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