NEET UG NEET UG MCQ Practice
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Practice Questions
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A eukaryotic ribosome is
In sickle cell anaemia, glutamic acid is replaced by valine. Which one of the following triplets codes for valine?
Regarding prokaryotes:
1. They are generally smaller and multiply more rapidly than eukaryotic cells.
2. They have a cell wall surrounding the cell membrane.
3. The fluid matrix is cytoplasm and there is no well-defined nucleus.
4. Genetic material is basically naked and not enveloped by a nuclear membrane.
5. Many bacteria have small circular DNA outside genomic DNA, called plasmids.
6. Mesosomes are infoldings of the cell membrane. Which option is correct?
In a dihybrid cross, if you get a 9:3:3:1 ratio, it denotes that:
Which one of the following sets of cells lacks a nucleus?