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Leya [2.2K]
3 years ago
15

How would scientists know if populations are increasing or decreasing over

Biology
1 answer:
Novay_Z [31]3 years ago
4 0

Answer:

The statistical study of populations and how they change over time is called demography. Two important measures of a population are population size, the number of individuals, and population density, the number of individuals per unit area or volume.

Explanation:

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Which body systems work together to move your hand when you touch something hot?
djverab [1.8K]

Answer:

The nervous system takes in information through our senses, processes the information and triggers reactions, such as making your muscles move or causing you to feel pain. For example, if you touch a hot plate, you reflexively pull back your hand and your nerves simultaneously send pain signals to your brain

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Full definition of the concept poverty
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Poverty is the state of being extremely poor. 
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describe why it is essential for DNA to replicate prior to cell division. What would happen otherwise
AlexFokin [52]
Because the cells always diverted when break down
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4 years ago
During the past 200 years, absorbed somewhere between one-third and one-half of the carbon dioxide released into the atmosphere
Anika [276]

Answer:

The correct answer would be -

1. the ocean have

2. water

3. acidic.

Explanation:

Carbon dioxide fro the atmosphere dissolves in the seawater naturally. This process can be understood by the following process:

Water and carbon dioxide reacts to form carbonic acid that can dissociate into either carbonate ion or bicarbonate ion:

1. CO2 + H2O ====> H2CO3⁻ (carbonic acid)

2. H2CO3⁻ ======> H⁺ + HCO3⁻ (bicarbonate ion)

3. H2CO3⁻ ======> 2H⁺ + CO3⁻ (carbonate ion)

Due to the presence of proton ions in seawater, seawater becomes more acidic. As hydrogen ions bind to the carbonate ions to make bicarbonate ions, the carbonate ion reduced which is required to form the

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3 years ago
A body of rock affected by tensile stress will likely undergo ________.
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It will likely undergo stretching 
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