The three(3) potential challenges or important points to consider when conducting a data collection are described below.
Data collection is a detailed process that is used in gathering and measuring information from a selected source by a researcher.
To perform a data collection, the following important points are to be considered :
- Cost of data: before data collection, a researcher should check if the data that is being considered is affordable. this is done to avoid quitting.
- Accuracy: there are different types of data collection techniques these include: questionnaires, interviews, focus groups, observation and case studies. the data collection technique that should be chosen should provide the most accurate results.
- Validity of data: if your findings will truly represent the phenomenon you are claiming to measure, then the data collected is valid.
Therefore the above important points needs to be considered during data collection.
learn more here:
brainly.com/question/17303720
Answer:Option B
Explanation:
The diagnosis is given based on the observations that is being observed by a certain period of time.
The healthcare professionals knows more about the diseases and it observes the symptoms and gives the treatment based on the observations.
The trained professionals takes no time to detect the disease and gives the analysis and proper treatment.
Answer:
Chromosomal mosaicism occurs from an error in cell division in cells other than eggs and sperm. Most commonly, some cells end up with one extra or missing chromosome (for a total of 45 or 47 chromosomes per cell), while other cells have the usual 46 chromosomes.
Explanation:
Why does an extra copy of one chromosome?
Chromosomal mosaicism occurs from an error in cell division in cells other than eggs and sperm. Most commonly, some cells end up with one extra or missing chromosome (for a total of 45 or 47 chromosomes per cell), while other cells have the usual 46 chromosomes.
About 95 percent of the time, Down syndrome is caused by trisomy 21 — the person has three copies of chromosome 21, instead of the usual two copies, in all cells. This is caused by abnormal cell division during the development of the sperm cell or the egg cell.
The answer is speciation. It could have been caused by the separation
of the two populations by a geographical feature such as a wide river (hence causing allopatric speciation) or could
have been caused by behavioral isolation
between the two population (hence causing sympatric
speciation).
Answer:
c Bone
Explanation: There are 4 basic types of tissue: connective tissue, epithelial tissue, muscle tissue, and nervous tissue.
