A student examined four different, appropriately stained cells with a light microscope - VCE - SSCE Biology - Question 20 - 2002 - Paper 1
Question 20
A student examined four different, appropriately stained cells with a light microscope. These were
nerve cell
human skin cell
photosynthesising cell and
onion epider... show full transcript
Worked Solution & Example Answer:A student examined four different, appropriately stained cells with a light microscope - VCE - SSCE Biology - Question 20 - 2002 - Paper 1
Step 1
For nerve cell
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
In nerve cells, the primary structures visible would include the nucleus and chromosomes, as these cells are eukaryotic. Hence, it is reasonable to expect the student to see D. a nucleus.
Step 2
For human skin cell
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Similar to nerve cells, human skin cells are also eukaryotic and contain a nucleus. Therefore, the student should be able to see D. a nucleus.
Step 3
For photosynthesising cell
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Photosynthesising cells, such as those in plants, contain chloroplasts. However, since this is about visibility with a light microscope, the student should see A. chromosomes and D. a nucleus.
Step 4
For onion epidermal cell
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Onion epidermal cells are plant cells, which possess a nucleus, vacuoles, and cell walls. Thus, it is reasonable to expect the student to see D. a nucleus.
