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Pneumatophores occur in:
Aestivation of petals in the flower of cotton is correctly shown in:
Artificial insemination means:
What is the direction of the micropyle in the anatropous ovule?
The floral formula ⊕ ⚥ K(5) C(5) A5 G(2) is that of:
In case of a couple, where the male is having a very low sperm count, which technique will be suitable for fertilisation?
Which one is wrongly matched?
The drug RU-486 is taken after sexual intercourse. It blocks implantation, and in this sense it prevents pregnancy:
Which of the following occurs due to the presence of autosome linked dominant trait?
Name the enzyme that facilitates opening of DNA helix during transcription.
Genes R and Y follow independent assortment. If RRYY produce round yellow seed and rryy produce wrinkled green seeds, what will be the phenotypic ratio of the F2 generation?
Choose the mismatched pair of leaf character with its example:
Identify the step in tricarboxylic acid cycle, which does not involve oxidation of substrate?
In half wave rectification, if the input frequency is $60\text{ Hz}$, then the output frequency would be
In some plants, the female gamete develops into an embryo without fertilization. This phenomenon is known as:
Nirodh is a popular brand of:
When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as:
Functional megaspore in an angiosperm develops into:
Thalassemia and sickle cell anaemia are caused due to a problem in globin molecule synthesis. Select the correct statement:
How many true-breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?