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shusha [124]
3 years ago
10

Scientific Method Question Conclusion Research Hypothesis Experiment Analyze Results Develop a Questions should be measurable an

d Testable Find out more about the topic. 7 relationship is stated, to show how two 7 may be related. © to test the hypothesis. Examine the data using 2 and 7 evidence including visuals such as Construct a reasonable 7 and communicate ? and 2 and detailed observations forms atas del orador​
Biology
1 answer:
Vinvika [58]3 years ago
4 0

Answer:

What would the tone of Walt Whitman's poem "I Hear America Singing" be if the people in the poem were speaking rather than singing?

A.

jovial

B.

less hopeful

C.

more hopeful

D.

unchanged

Explanation:

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P680 is said to be the strongest biological oxidizing agent. Given its function, why is this necessary
mylen [45]

Answer:

The correct answer is - it obtains electrons from the oxygen atom in a water molecule, so it must have a stronger attraction for electrons than oxygen has

Explanation:

P680 known as which contains a reaction center in photosystem two, it is a very strong oxidizing agent that catalyzes the transfer of electrons from H2O to a bound quinone, with the production of O2.

To have a stronger attraction for electrons than oxygen has, P680 gets electrons from the O2 atom in a water molecule.

8 0
3 years ago
Briefly describe ovum formation​
SCORPION-xisa [38]

Answer:

Quoted from my.clevelandclinic.org, "The ovaries produce the egg cells, called the ova or oocytes. The oocytes are then transported to the fallopian tube where fertilization by a sperm may occur. The fertilized egg then moves to the uterus, where the uterine lining has thickened in response to the normal hormones of the reproductive cycle."

Hope this answers your question, have an amazing day!

7 0
3 years ago
Which of the following statements is true?
Free_Kalibri [48]
<span>The answer would be: a) Frost-wedging happens when water freezes and breaks rocks.

Normally, the volume of a substance will become lower when the temperature drops but when water becomes ice it will expand. Water that freezes into ice can produce a high pressure from the expansion of their volume. If enough water fills a joint in a rock, the rock might get enough force to fractured or break. This will happens in the area that has a freeze-thaw cycle like in the polar climate.</span>
5 0
2 years ago
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When Jacob is running, his heart beats 23 times in 10 seconds. What is Jacob's heart rate in beats per minute (bpm) while runnin
Alika [10]
138 bpm 2.3 x 60 is 138
6 0
3 years ago
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What defines our current 'standard' for one meter?
Elza [17]

Answer:

one meter is a little bigger than 3 feet

Explanation:

7 0
3 years ago
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