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valentina_108 [34]
3 years ago
7

Two types of cell, one animal and one plant, were examined using a light microscope. Which row shows the correct combination of

cellular features that would be observed in the cells?

Biology
2 answers:
Lena [83]3 years ago
6 0

Answer:

B

Explanation:

aksik [14]3 years ago
3 0

Answer:

b

Explanation:

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What are the bacterial transformation steps
schepotkina [342]

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Explanation:

Preparation of competent cells  -

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3 years ago
The pH scale measures the acidity of a substance. It is a negative logarithmic scale. A pH of 3 has a hydrogen ion concentration
Hitman42 [59]

Answer:

The correct answer is: a pH 2 solution has a <u>10000 times</u> greater hydrogen ion concentration than a pH 6 solution.

Explanation:

The pH scale is a measurement used to describe the acidity of a solution, and this acidity is given by the concentration of H+ (hydrogen ion) in said substance. A solution with a greater concentration of H+, is more acid than a solution with a smaller concentration of H+ and, therefore, has a lower pH. Given that the pH scale is a negative logarithmic scale, a solution with a pH of 3 has a ten times greater H+ concentration than a solution with a pH of 4.

A pH 2 solution has 10 times more H+ ion concentration than a pH 3 solution, 100 times more H+ ion concentration than a pH 4 solution, 1000 times more H+ ion concentration than a pH 5 solution, and 10000 times more H+ ion concentration than a pH 6 solution.

6 0
3 years ago
When a mechanical, such as sound, reflects off a surface, what can the reflected wave tell you about the surface?
Molodets [167]

Answer:

its shiny.

Explanation:

3 0
3 years ago
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Which of these is a biotic factor of an ecosystem
Nesterboy [21]


A Tree or a living thing. AS apposed to abiotic, meaning nonliving.

ex. a rock.

8 0
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At the start of a 100-yard dash (race), your body relies on which reserve as its energy source?.
Rama09 [41]

The human body reserves creatinine phosphate as the energy source at the start of 100 yard dash (race).

The creatinine phosphate is converted into ATP, which is the energy package of our body. ATP is body's usable form of energy. Energy is stored in various forms in our body such as fats, carbohydrates and proteins. At a microscopic level, it is stored in molecules like creatinine phosphate. Carbohydrate and fats are the primary source of our body followed by proteins.

Our body uses three different forms of metabolism to convert these molecules in ATPs. These three processes are Phosphagen System, Aerobic Respiration and Glycolic/Anaerobic respiration.

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brainly.com/question/1914178

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1 year ago
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