Scientific models always(1 point)

Responses

represent old information.
represent old information.

are complete.
are complete.

have limitations.
have limitations.

require memorization.
require memorization.
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9 answers

The best answer is: have limitations.

Scientific models are simplifications of reality that help us understand and predict phenomena. They are based on available data and assumptions and, therefore, have inherent limitations.

What is a limitation of this diagram?

(1 point)
Responses

It does not show that mitosis creates more than two daughter cells. It only shows a polyploidy cell in mitosis.
It does not show that mitosis creates more than two daughter cells. It only shows a polyploidy cell in mitosis.

It does not show the final result of mitosis.
It does not show the final result of mitosis.

It does not show all phases of mitosis.
It does not show all phases of mitosis.

It does not show senescence. It only shows the interphase portion of mitosis.

The best response is: It does not show all phases of mitosis.

Diagrams of mitosis typically depict a simplified version of the process, and stating that it does not show all phases highlights a common limitation in such representations. Each phase of mitosis (prophase, metaphase, anaphase, and telophase) has distinct characteristics that may not be fully captured in a single diagram.

What is a limitation of a pictorial-only model of mitosis that shows detailed images of the different phases of the process?(1 point)
Responses

It does not name the different phases of mitosis.
It does not name the different phases of mitosis.

The division of cells are not shown in models of mitosis.
The division of cells are not shown in models of mitosis.

It does not provide any information about what happens during mitosis.
It does not provide any information about what happens during mitosis.

Chromosomes are not shown in models of mitosis.

The best response is: It does not provide any information about what happens during mitosis.

A pictorial-only model may show detailed images of the different phases of mitosis, but without accompanying explanations or annotations, it can fall short of conveying the underlying processes, mechanisms, and functions involved in mitosis.

According to the figure, mitosis occurs after which stage in the cell cycle?

(1 point)
Responses

G1
G1

M
M

G2
G2

S
S
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The correct response is: G2.

Mitosis occurs after the G2 phase in the cell cycle. The typical order of the cell cycle is G1 → S → G2 → M (mitosis).

Which model most accurately represents the process of mitosis? (1 point)
Responses

A model with all four phases of mitosis in order, showing the chromosomes inside.
A model with all four phases of mitosis in order, showing the chromosomes inside.

A model listing the four phases of mitosis without showing what happens inside the cells.
A model listing the four phases of mitosis without showing what happens inside the cells.

A model showing the cell before mitosis, then after mitosis.
A model showing the cell before mitosis, then after mitosis.

A model illustrating the splitting of the cell in cytokinesis.

The best response is: A model with all four phases of mitosis in order, showing the chromosomes inside.

This model would provide the most accurate representation of the mitosis process, as it illustrates both the stages and the critical changes occurring within the chromosomes throughout mitosis.