Cell Structure and Function [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 98 - 103 of 460
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Question 98
Question MCQ▾
Which of the following amino acids is not optically active?
Choices
Choice (4) | Response | |
---|---|---|
a. | Valine | |
b. | Leucine | |
c. | Glycine | |
d. | Isoleucine |
Question 99
Question MCQ▾
Meiosis is significant because
Choices
Choice (4) | Response | |
---|---|---|
a. | It restores the original number of chromosome (after fertilization) . | |
b. | It occurs only in vegetative cells. | |
c. | There is doubling of DNA contents in the cell. | |
d. | it produced identical cells. |
Question 100
Question MCQ▾
The no. of chromosome groups at the equatorial plate in metaphase-I of meiosis in plant with 2n = 50 shall be
Choices
Choice (4) | Response | |
---|---|---|
a. | 100 | |
b. | 30 | |
c. | 50 | |
d. | 25 |
Question 101
Question MCQ▾
The inherent capacity of a cell to regenerate a new whole organism is called
Choices
Choice (4) | Response | |
---|---|---|
a. | totipotency | |
b. | ontogeny | |
c. | differentiation | |
d. | phycogeny |
Question 102
Question MCQ▾
The study of chromosomes at meiotic diplotene shows that
Choices
Choice (4) | Response | |
---|---|---|
a. | the intimately paired chromosome repel each other and begin to separate. | |
b. | The pairing of homologous chromosome which had initiated in the earlier stage is completed. | |
c. | The homologous chromosomes remain united by chiasmata. | |
d. | All of the above |
Question 103
Question MCQ▾
The cell theory states that
Choices
Choice (4) | Response | |
---|---|---|
a. | Cells are the basic structural units of living cell. | |
b. | All cells are totipotent. | |
c. | All cells have nuclei. | |
d. | Cells reproduce by mitosis. |