STD 11 - 17. Locomotion and movement — NEET STD 11 Science — Question

Select correct statements :
(i) Benign tumours normally remain confined to their original location and do not spread to other parts of the body and cause little damage.
(ii) The malignant tumours are a mass of proliferating cells called neoplastic or tumour cells.
(iii) Tumours cells grow very rapidly, invading and damaging the surrounding normal tissues as it starve the normal cells by competing for vital nutrients.
(iv) Metastasis property is found in benign tumours.
(v) lonising radiations like X-rays and gamma rays and non-ionizing radiations like UV cause DNA damage leading to neoplastic transformation.
(vi) Cancer causing viruses called oncogenic viruses have genes called viral oncogenes.
(vii) Antibodies against cancer specific antigens are also used for detection of certain cancers.

Which of the following is not an autoimmune disease?

Parathoromone deficiency produces muscle ramps or tetany as result of

The word "hormone'' means

Gametes produced by a homozygous individual is/are of .... types

Secondary radial symmetry is found in

Echinodermata is a group of animals which are