Which of the following statement is correct in relation to the endocrine system?
Options
(a) Organs in the body like gastrointestinal tract, heart, kidney and liver do not produce any hormones (b) Non-nutrient […]
F₂ generation in a Mendelian cross showed that both genotypic and phenotypic ratios are same as 1 : 2 : 1. It represents a case of :
Options
(a) Co – dominance (b) […]
A pregnant female deliver a baby who suffers from stunted growth, mental retardation / low intelligence quotient and abnormal skin. This is the result of:
Options
(a) Low secretion of growth hormone (b) Cancer […]
Which one of the following pairs is incorrectly matched?
Options
(a) Glucagon – Beta cells (source) (b) Somatostatin – Delta cells (source) (c) Corpus luteum – Relaxin (source) (d) Insulin – Diabetes mellitus […]
Select the correct option with respect to mitosis.
Options
(a) Chromatids separate but remain in the centre of the cell in anaphase (b) Chromatids start moving towards opposite poles in telophase (c) Golgi complex […]
Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their centromeres?
Options
(a) Metaphase – I (b) Metaphase – II (c) Anaphase – I (d) Anaphase […]
During the metaphase stage of mitosis spindle fibres attach to chromosomes at
Options
(a) Centromere (b) Kinetochore (c) Both centromere and kinetochore (d) Centromere, kinetochore and areas adjoining centromere
Correct Answer:
Kinetochore
Explanation:
Kinetochores […]
What is vital capacity of our lungs?
Options
(a) Inspiratory reserve volume plus tidal volume (b) Total lung capacity minus expiratory reserve volume (c) Inspiratory reserve volume plus expiratory reserve volume (d) Total lung […]
Which of the following are the correct statement for respiration in human
Options
(a) Cigarette smoking may lead of inflammation of bronchi (b) Neural signals from pneumotaxic centre in pons region of brain can […]
Which two of the following changes (a-d) usually tend to occur in the plain dwellers when they move to high altitudes (3500 m or more)? (i) Increase in red blood cell size (ii) Increase in […]
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