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vlada-n [284]
2 years ago
6

Question 11 What does a scientist observe in a chemical's reaction rate?

Biology
2 answers:
jok3333 [9.3K]2 years ago
8 0
Man ask your teacher



It’s helps
AURORKA [14]2 years ago
7 0
Reaction rate, in chemistry, the speed at which a chemical reaction proceeds. It is often expressed in terms of either the concentration (amount per unit volume) of a product that is formed in a unit of time or the concentration of a reactant that is consumed in a unit of time.

Hope this helps!

Have a great day!
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Chemicals called ________ are stored in neurons and released when the cell is stimulated by a signal.
Papessa [141]

Answer:

Neurotransmitters

Explanation:

Neurotransmitters are the chemicals present in the body used for the propagation of action potential. These neurotransmitters are also known as the body chemical messengers.

Neurotransmitters are stored in the neural cells. These chemicals are generally released when the cell is stimulated by the specific signal. The effect of neurotransmitter may be excitatory or inhibitory.

Thus, the answer is option (4).

7 0
3 years ago
What do you call these 2 groups of ribs?
zavuch27 [327]

In the first image, those are fake ribs that are attached to the sternum through  the costal cartilage

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3 0
3 years ago
Develop two criteria that would identify the three muscle tissues in two steps when viewed under a microscope
adelina 88 [10]

Two criteria that would identify the three muscle tissues are myofibers and nuclei.

There are three types of muscles:

1. Skeletal-Contains many nuclei along the length of the muscle cell. The nuclei are displaced peripherally. The skeletal fibers are arranged parallel. The myofibril is composed of bands.

2. Smooth-This tissue contain spindle-shaped cells with a single central nucleus. Smooth muscle fibers are shorter than skeletal.

3. Cardiac-The fibers of cardiac muscle are not simply parallel. Cardiac muscle fibers are long cylindrical cells with one or two nuclei.


8 0
3 years ago
Integer; procedure bigsub is procedure a(flag : boolean) is
Firlakuza [10]
Procedure Bigsub is
       procedure A (Flag: Boolean ) is
         v,w : Integer
       procedure B is
         u,y : Integer
            A(false);
          end; -- of B
if flag
then B;
else C;
    ...
end; -- of A
procedureC is
u,w,y : Integer;

procedure D is
t,z : Integer
   ...
z = t*u + y-w;
   ...
end; -- of D
        ...
D;
end; -- of C
begin
       t,u,v : Integer
              ...
             A(true);
              ...
            end; <span>-- of BigSub</span>
3 0
3 years ago
Four plants live in the desert in store water in their tissue. Most animals try to eat them for moisture. The characteristics of
LenKa [72]
The answer is B.plant B
6 0
2 years ago
Read 2 more answers
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