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Triss [41]
1 year ago
15

Explain what scientists might be able to learn about the seawater that existed millions of years ago by studying rocks that came

into contact with seawater at that time in the past . Use evidence from the text to support your inference.
Biology
1 answer:
oee [108]1 year ago
7 0

Answer:

About composition of water and organisms that lives there.

Explanation:

scientists might be able to learn about the composition of seawater that was present millions of years ago if we study those stones that comes in contact to that ancient seawater because the traces of particles still present on it. This study provides valuable information about ancient times of earth and its natural resources. These rocks also provides animals that were present in that sea water at that time.

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10% of the energy goes to the deer
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A boy jumps into a cold swimming pool and his body temperature goes down. His muscles, blood vessels, and nervous system work to
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Theodor W. Engelmann illuminated a filament of algae with light that passed through a prism, thus exposing different segments of
Mariana [72]

Answer:

C) Bacteria congregated in these areas because these areas had the most oxygen being released.

Explanation:

Below is the full question:

Theodor W. Engelmann illuminated a filament of algae with light that passed through a prism, thus exposing different segments of algae to different wavelengths of light. He added aerobic bacteria and then noted in which areas the bacteria congregated. He noted that the largest groups were found in the areas illuminated by the red and blue light.

What did Engelmann conclude about the congregation of bacteria in the red and blue areas?

A) Bacteria released excess carbon dioxide in these areas.

B) Bacteria congregated in these areas due to an increase in the temperature of the red and blue light.

C) Bacteria congregated in these areas because these areas had the most oxygen being released.

D) Bacteria are attracted to red and blue light and thus these wavelengths are more reactive than other wavelengths.

E) Bacteria congregated in these areas due to an increase in the temperature caused by an increase in photosynthesis.

The most efficient region of white light for photosynthesis has been found to be the blue and red region of the white light. Hence, these two regions must have had the most oxygen being released because they are the regions with the highest rates of photosynthesis.

<em>Aerobic bacteria thrived better in the regions illuminated by red and blue light because these regions had the highest oxygen production as a result of having the highest rates of photosynthesis.</em>

<em>The correct option is C.</em>

3 0
1 year ago
Which of the Caulerpa taxifolia’s traits make it so dangerous to local ecosystem
k0ka [10]

<u>Answer:</u>

<em>Caurepa taxifolia is an invasive species of algae and is listed in the IUCN list of 100 invasive species. </em>

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In is an algae usually found in the pacific ocean. It was earlier used in aquariums as  an <em>ornamental species of algae</em>. The dangerously invasive nature overshadows its attractive appearance.

It is inedible and  increases in numbers at a surprisingly <em>accelerated rate.</em>  The growth of other plants is difficult in areas dominated by the Caurepa taxifolia. The introduction of this <em>algae was in the Meditteranian sea. </em>

8 0
2 years ago
21. Five darts strike near the center of the target. Whoever threw the darts is
shusha [124]
A
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is most likely the answer
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2 years ago
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