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lesya692 [45]
3 years ago
12

What technological advancement was necessary before scientist could begin to observe cells?

Biology
1 answer:
Ivanshal [37]3 years ago
5 0

The technological advancement that was needed to be made before scientist began to observe cells was the invention of the microscope. I have answered this question before on here

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Energy used by organisms for communcation and location is called? ​
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The only form of energy a cell can use is a molecule called adenosine triphosphate (ATP). Chemical energy is stored in the bonds that hold the molecule together. ADP can be recycled into ATP when more energy becomes available. ... Cells convert glucose to ATP in a process called cellular respiration.
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4 years ago
Justin is a 24-month-old male with multiple food allergies, including milk, eggs, and peanuts. At six months old a cooking utens
Mandarinka [93]

Answer:

The correct answer is -

1. Based on height he is 50% and height he is 25%

2. The nutritional needs are normal due to the constant percentage in both height and weight throughout.

Explanation:

By the reference of the chart of growth rate presented by CDC,

These informations can be found-

Weight :

A= 50%

B=50%

C=50-75%

Height :

D=10-25%

E=25%

F=25%

Then the percentage of height by weight ratio

Height by weight%:

G=75-90%

H=75-90%

I=75-90%

Thus, the correct answer is -

1. Based on height he is 50% and height he is 25%

2. The nutritional needs are normal due to the constant percentage in both height and weight throughout.

4 0
3 years ago
Vegetarians are unable to meet dietary requirements because some nutrients must be obtained from meat products.
11Alexandr11 [23.1K]
False, Although meat is high in protein Vegetarians can still meet dietary requirements through substituted foods.
8 0
3 years ago
What is the first step in a scientific investigation?
zimovet [89]

Answer: I think a because without asking question how are u gonna know what u gonna do? Then u do reserch of the question and the c and final and b

Explanation:

8 0
3 years ago
Read 2 more answers
Permanent damage to the liver that results in scar tissue is known as ________.
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<span>Permanent damage to the liver that results in scar tissue is known as ________.
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Cirrhosis
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7 0
3 years ago
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