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Anni [7]
3 years ago
5

Which theory of light is used today I need correct answer please ​

Biology
1 answer:
Rudiy273 years ago
5 0

Answer:

C. both

Explanation:

The particle theory and wave theory are both used today.

The particle theory tells us that light is a particle or photon. The wave theory tells us that light travels in waves.

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Some substances are transported within the cell or across membranes with membranous sacs what are these structures called?
Jet001 [13]

Answer:

Vesicle

Explanation:

A vesicle is a spherical organelle of a cell that looks like a sac. Vesicle can be used to move things inside cytosols such as enzyme, protein, or waste material. When vesicle carrying enzyme, its often called lysosomes. The vesicle can also dump material outside the cell by fusing with the cell membranes.

7 0
3 years ago
3. What is the difference between the environmental impacts of particles, such as dust and
Minchanka [31]

Answer:

Environmental impacts of particles, such as dust and  smoke, released from livestock production - impair the visibility, can lead to acid rain, degrade the ecosystem

Environmental impacts of greenhouse gases released from livestock  production - increase in atmospheric temperature

Explanation:

Environmental impacts of particles, such as dust and  smoke, released from livestock production -

Release of particles such as  dust and  smoke is referred to as particulate pollution. These particle makes the air unfit for .breathing. If humans inhale it, it will adversely affect the heart and lungs.

These particle impair the visibility, can lead to acid rain, degrade the ecosystem etc.

Environmental impacts of greenhouse gases released from livestock  production -

Green house gases will lead to increase in atmospheric temperature

4 0
2 years ago
Which diagram shows a possible sequence of steps in the research and development cycle?
lorasvet [3.4K]

Answer:

B. Problem - Development - Research - Engineering solution

Explanation:

Hope this helps :)

7 0
2 years ago
Read 2 more answers
An experiment is designed to determine if wheat grows better when it is planted alone or with clover. The design calls for 3 pan
Viktor [21]

Answer: Option B

Explanation:

Usually in scientific experiments, at least one parameter is checked; here, the growth rate of wheat in two different conditions is being evaluated.

Hence, growth rate of wheat alone in pans A, B and C becomes the standard or referential control against which the experimental control (Wheat + clover) in pans D, E and F is evaluated, since both treatments are exposed to the same external conditions.

I hope this helps

4 0
3 years ago
What happens in cytokinesis?
xxTIMURxx [149]

Answer:

Cytokinesis is the physical process of cell division, which divides the cytoplasm of a parental cell into two daughter cells. ... The contractile ring shrinks at the equator of the cell, pinching the plasma membrane inward, and forming what is called a cleavage furrow.

Explanation:

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5 0
3 years ago
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