5. which of these events might lead to the modification of a scientific idea?
a. a scientist uses a computer to teach a scientific concept to students.
b. two scientists doing the same experiment in different parts of the world under the same conditions get the same results.
c. one scientist finds evidence that she feels doesn’t fit a theory. other scientists agree that her results are valid.
d. a scientist performs an experiment and finds out that one of the chemicals used in the experiment was contaminated

The correct answer will be option-C

Explanation:

A scientific idea is a statement which explains how nature and its events take place.

The scientific idea is considered more valid and reliable than other imaginative ideas as they are mostly based on the evidence. The scientific ideas can also change with time if new evidence support or do not support the idea.

Since in the given question, the option based on the evidence where the evidence supports the idea whereas another scientist does not agree with this will be considered the answer which will lead to the modification of the scientific idea.

Thus, Option-C is the correct answer.

Fertilized human egg becomes a solid ball of cells known as morula which then differentiate into blastocyst to fully grown human baby.

Explanation:

1.As the zygote is formed it starts to divide and multiply while moving toward the uterus to form a blastocyst within five days.  

2.The blastocyst attaches to the wall of the uterus by implanting itself to the uterine lining

3.Within the 15 days of conception, placenta and umbilical cord starts developing to bring in nutrients and eliminate waste

4.The embryo differentiates into three layers- a) the endoderm, b) the mesoderm, and c) the ectoderm. These three layer form different parts of the body  

5.By end of 4 weeks, embryo develops distinct head, tail and heart

6.By end of 10th week, limbs, eyes, brain regions, and vertebrae form

7.Around week 36 labors begins.