24 Questions
What is the primary purpose of using model organisms in biological studies?
To understand biological phenomena and study human diseases
What is a characteristic of model organisms that allows for better results in statistical analysis?
Enlarge offspring
Which of the following is an advantage of using Tobacco Mosaic Virus (TMV) as a model organism?
Quick reproduction and ease of studying DNA
What is a disadvantage of using Tobacco Mosaic Virus (TMV) as a model organism?
Mandatory snooping and specialist influenced by temperature
What is a characteristic of Escherichia coli (E. coli) that makes it a useful model organism?
It has a fast growth rate and 20-minute life cycle
What is a common feature of model organisms?
Short life cycle and small size
What was the significance of Thomas Morgan's discovery in 1907?
Linking chromosomes to genetic characteristics
What is the ideal temperature and humidity for Drosophila's life cycle?
25°C, 60% humidity
How many days does Drosophila's life cycle take at a temperature of 20°C?
14 days
What percentage of human genetic diseases have counterparts in Drosophila?
75%
How many pairs of chromosomes do Drosophila have?
4 pairs
What is the average number of eggs laid by a female Drosophila per day?
50 eggs
What is a characteristic of Eukaryotes such as green algae?
They contain chlorophyll and undergo photosynthesis
What is a disadvantage of using Saccharomyces cerevisiae (Yeast) in research?
Their cells explode at high temperatures
What is an advantage of using Arabidopsis thaliana (Brassica) in research?
They are small in size and have a small genome
What is a characteristic of Caenorhabditis elegans (Nematode) worms?
They are 1 mm in length and have 5 pairs of chromosomes
What is a disadvantage of using installation in genome research?
It is quick and easy, but can cause harm to humans
What is an advantage of using Caenorhabditis elegans (Nematode) worms in research?
They are used in the study of molecular and developmental biology
What is a distinctive feature of the female Drosophila melanogaster?
Six broad black lines on the upper surface of the abdomen
How many pairs of chromosomes does Drosophila melanogaster have?
4 pairs
What is the temperature required for the life cycle of Drosophila melanogaster to complete in 10 days?
25°C
How many episodes are merged to form the male abdomen?
4 episodes
What is the shape of the male abdomen?
Round
What is the humidity required for the life cycle of Drosophila melanogaster?
60%
This quiz covers the significance of model organisms in biological studies, including their role in understanding development and cell function, molecular biology, and disease research. It also explores their use in testing chemical and radioactive materials.
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