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Archy [21]
2 years ago
8

Which of the following statements is true?

Biology
2 answers:
egoroff_w [7]2 years ago
7 0

Answer:

D

Explanation:

because the nucleus contains protons and neutrons.

mars1129 [50]2 years ago
6 0

Answer:

The nucleus of an atom contains protons and neutrons

Explanation:

  • The nucleus is located at the centre
  • There is a formula present according to nucleus

Mass number=No of protons+No of neutrons

Atomic no=No of protons

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the bottom because layers get added as time goes on so whatevers on the bottom is the oldest

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3 years ago
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A particular type of cell doubles in number every hour. Write the function that can be used to find the number of cells present
Orlov [11]

The function to represent the number of cells present at the end of h hours if there are initially 4 of these cells is n= 4(2)ˣ

Given,

A particular type of cell doubles in number every hour.

So, to determine which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells.

The number of cells denoted with n.

Therefore, the number of bacteria after every hour will form a geometric series.

<h3>What is Geometric Progression?</h3>

Geometric Progression or geometric Sum of G.P. is refer to as if each term is a multiple of the next term then this sequence.  

aₙ =arˣ

Where a is the first term which is 4.

And r is the common ratio r = 2.

Therefore,

The number of cells present at the end of h hours if there are initially 4 of these cells is,

n = arˣ

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Hence, the function represents the number of cells present at the end of h hours if there are initially 4 of these cells is n = 4(2)ˣ.

For more details regarding cell division, visit:

brainly.com/question/4365207

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7 0
2 years ago
Salts and sugars work to preserve food by creating a
ELEN [110]
Hypertonic environment
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Calcium oxide (CaO) forms when an atom of calcium loses two electrons, giving it a +2 charge and an atom of oxygen picks up two
11111nata11111 [884]
Calcium oxide based on the above explanation is an ionic compound.
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The impact of a sufficiently large asteroid or comet is one of the theories that have been put forward to explain why dinosaurs,
enyata [817]

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