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Dmitrij [34]
3 years ago
15

Enzymes and pH 2. What is the pH scale?

Biology
2 answers:
eduard3 years ago
4 0
How acidic or basic/alkalized a substance is
topjm [15]3 years ago
3 0
It is a measure of how acidic/basic a liquid is. The range goes from 0-14, with 7 being neutral. pHs less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base.
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A natural disaster caused a population of 4,695 organisms to migrate to a new habitat. A few generations after the disaster, it
Alex Ar [27]

Answer:

49.54

Explanation:

Given parameters:

Number of organisms in original habitat = 4695

Number of organism in new habitat = 2326

Solution:

To find the percentage of the organisms in the new habitat that has migrated to the new habitat, we use the expression below:

% of the population in the new habitat = \frac{number of organisms in new habitat}{number of organisms in original habitat} x 100

% of the population in the new habitat = \frac{2326}{4695} x 100 = 49.54%

6 1
3 years ago
Read 2 more answers
What term describes a substance that has a positive and negative region in a molecule
Gekata [30.6K]

Zwitterion

Zwitterion also known as dipolar ion refers to a substance that has at least one positive and one negative electrical charge at different locations and the net charge of the entire molecule is zero. Examples of zwitterions are amino acids.






6 0
3 years ago
Ethical concerns about the development and use of biotechnology include all of the following except _______.
JulijaS [17]

Answer:

Ethical concerns about the development and use of biotechnology include all of the following except <em><u>concern about the development of new weapons.</u></em>

3 0
3 years ago
"He was awakened in the middle of the night by a low growling that sounded as if it was coming from just outside his tent. In re
Nutka1998 [239]

Answer: Adrenaline, also known as epinephrine, is a hormone and medication. Adrenaline is normally produced by both the adrenal glands and a small number of neurons in the medulla oblongata, where it acts as a neurotransmitter involved in regulating visceral functions (e.g., respiration).It plays an important role in the fight-or-flight response by increasing blood flow to muscles, output of the heart, pupil dilation response and blood sugar level. It does this by binding to alpha and beta receptors.[

3 0
3 years ago
Earths inner core:__as earth's outer crust:liquid​
Dahasolnce [82]

Answer:

The earth is made up of three different layers: the crust, the mantle and the core. This is the outside layer of the earth and is made of solid rock, mostly basalt and granite. There are two types of crust; oceanic and continental. Oceanic crust is denser and thinner and mainly com​posed of basalt. The inner core is made from Iron and Nickel.

Explanation:

7 0
3 years ago
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