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evablogger [386]
2 years ago
10

I I need help please ??!!

Biology
2 answers:
elena-s [515]2 years ago
5 0
All matter has energy ( matter and energy are technically the same thing )
energy matter has when still
Lubov Fominskaja [6]2 years ago
5 0

Answer:

1. C (All matter has energy)

2. B (Energy matter has when still)

Explanation:

Matter itself has energy

Potential energy is stored energy when an object is still.

Hope this helps!

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How does bacteria cause disease?
lesya692 [45]

Answer:

Bacteria cause disease by secreting or excreting toxins (as in botulism), by producing toxins internally, which are released when the bacteria disintegrate (as in typhoid), or by inducing sensitivity to their antigenic properties (as in tuberculosis).

btw :

stay safe! :3

8 0
2 years ago
What is a density-limiting factor?
Mumz [18]
Disease, competition, and predation.
4 0
3 years ago
Read 2 more answers
Which of the following is an example of an ABAB design? Half of the subjects receive one treatment and the other half are not tr
Karolina [17]

Answer:

Option D, A subject is observed both before and after two exposures to the treatment.

Explanation:

In A-B-A-B design the alphabets have following meaning

a) First A – It is the baseline value or the value measured before treatment

b) First B – It is the treatment measurement

c) Second A  - It is the withdrawal of treatment  

d) Second B – It is the reintroduction of treatment  

The second A is known as the reversal phase in which the intervention is withdrawn to see if the target behavior returns to the baseline behaviour

Thus , there are two measurements involved one before the intervention and second after the intervention

Option D is correct

4 0
3 years ago
Each cell has a structure that separates the inside of the cell from.the environment. What cell is this?
kotykmax [81]

Answer:

Either the cell wall or the cell membrane.

Explanation:

All cells have cell membranes which line the outside of the cell, and some cells have cell walls, which also line the outside of the cell. Since all cells have cell membranes I am inclined to believe that the correct answer would be cell membranes.

8 0
3 years ago
Please help really need this:
Agata [3.3K]
I think the answer is 100 per so C. hope it helps hanna
3 0
3 years ago
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