$\beta$-carotene is a ...... .
- APreformed vitamin $A$
- BPrecursor of vitamin $A$
- CSynthetic vitamin $A$
- DNone of these
Explore More
Similar Questions
Identify the correct statements about biomolecules.
MediumNEET 2026
View SolutionWhich of the following vitamins is correctly matched with its solubility and the deficiency disease it causes?
Easy
View SolutionIdentify the substances among the following that contain both glycosidic and peptide bonds in their structure.
Medium
View SolutionPellagra is caused by the deficiency of
Easy
View SolutionMatch the items in Column-$I$ with Column-$II$ and select the correct option.
Column-$I$ Column-$II$ $(A)$ Aspartic acid $(i)$ Two $\alpha$-chains and two $\beta$-chains $(B)$ Haemoglobin $(ii)$ $FMN$ $(C)$ Cytoplasm $(iii)$ Nitrogen fixation $(D)$ Azotobacter $(iv)$ Site of protein synthesis $(v)$ Polar and negatively charged amino acid
| Column-$I$ | Column-$II$ |
|---|---|
| $(A)$ Aspartic acid | $(i)$ Two $\alpha$-chains and two $\beta$-chains |
| $(B)$ Haemoglobin | $(ii)$ $FMN$ |
| $(C)$ Cytoplasm | $(iii)$ Nitrogen fixation |
| $(D)$ Azotobacter | $(iv)$ Site of protein synthesis |
| $(v)$ Polar and negatively charged amino acid |
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo