Certain dinoflagellates exhibit a unique phenomenon known as 'bioluminescence'. Which of the following accurately describes the underlying mechanism of this phenomenon?
Photosynthesis using specialized pigments
Fluorescence due to chlorophyll a
Oxidation of luciferin by luciferase in specialized organelles called scintillons
Chemosynthesis utilizing sulfur compounds
Related Questions
Which of the following is NOT a reason Mendel chose pea plants for his genetic studies?
Easy to cultivate
Distinct traits
Self-pollination and cross-pollination
Complex genome
Mendel's success in his genetic experiments was partly due to his careful selection of pea plants. Which characteristic of pea plants was LEAST crucial to his experimental design?
The presence of distinct contrasting traits.
The ease of controlling pollination (self and cross).
The varying height of the plants.
Their relatively short generation time.
Identify the INCORRECT statement regarding Mendel's experiments on pea plants.
Dominant traits mask recessive traits in heterozygotes
Genes for different traits assort independently
Each parent contributes one allele for each trait to its offspring
All traits studied by Mendel exhibited blending inheritance
All of the following are advantages of using pea plants for genetic studies EXCEPT:
Distinct contrasting traits.
Ease of cultivation.
Relatively short generation time.
Inherent resistance to common plant diseases.
If Mendel had chosen a plant with a very long generation time, which aspect of his experiments would have been MOST negatively affected?
The ease of cross-pollination.
The observability of contrasting traits.
The speed of obtaining results and observing inheritance patterns.
The control over self-pollination.
