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wolverine [178]
3 years ago
15

Do you believe that we need to find alternate, environmentally friendly energy sources?

Biology
1 answer:
expeople1 [14]3 years ago
3 0

Answer:yes of course if we don’t the environment will die and undiscovered animals will become extinct and we can’t discover them till it’s too late and those polar bears are on thin ice and it’s not fair to them that they have to suffer for our choices

Explanation:

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You put a marshmellow on a metal coat hanger and roast the marshmellow over an open fire. The marshmellow catches on fire. You q
Andrew [12]

Answer: Conduction

Explanation: As the fire starts to heat up the metal hanger it transfers the heat onto your hand.

Conduction Def: The process by which heat or electricity is directly transmitted through a substance

7 0
3 years ago
As atmospheric CO2 increases, the amount of CO2 dissolved in seawater is expected to increase as well. This produces more carbon
stepan [7]

Answer:

bicarbonate ions

Explanation: (HCO3-)

7 0
3 years ago
The first cells to initiate an electrical signal in the heart is the
Lady_Fox [76]

Answer:

Answer is Sinoatrial node, SA.

Explanation:

The sinoatrial node, SA, is known to be a group of cells which are found at the top of the heart.

The electrical signal that is initiated by the sinoatrial node bring about or stimulates the atria and then the ventricle of the heart.

It should be noted that, the sinoatrial node are regarded as the pacemaker cells.

3 0
3 years ago
True or False: A mineral is a natural solid with a random shape.
NISA [10]

Answer:

The answer SHOULD be true, but there are other factors.

Explanation:

5 0
2 years ago
Describe at least one function for each type of biological macromolecule?
MrRa [10]
Carbohydrates provide structural support, in the form of cellulose in cell walls, for plants in addition to providing energy for the organism
Proteins are essential for muscle tissue's growth and development as well as, in the form of hormones and hormonal regulation, maintaining an organism's homeostasis.
Lipids make up the bilayer of cell membranes, and also aid hormonal signaling.
Nucleic acids store genetic information, and allow for ribosomal protein synthesis.
8 0
3 years ago
Read 2 more answers
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