Bones in b irds are
I. light, hollow and have more space for muscle attachment,
,II. Peneumatic in nature,
III. Bone marrow is absent in bones.
IV. Not fused in skull.
Chose the correct option.

the characteristic features of class-Aves are I. they are warm-blodded and oviparous. ltb rgt II.they have pneumatic bones. III. Syrinx is not present. IV. Fertilisation is external. Choose the correct option.

Which of the following is/are correct for human skeleton ? I. The axial and appendicular skeleton of adult man consist of 80 and 126 bones repectively. II. The number of bones in the skull of man is 28. III. Number of bone in the human cranium is 8. IV. The number of bones in vertebral column is 7. Choose the correct option.

Lipids are stored in (A) Liver (B) Muscles (C ) Adipose tissues (D) Bone marrow The correct combination is

Lipids are stored in (A) Liver (B) Muscles (C ) Adipose tissues (D) Bone marrow The correct combination is

Adipose tissue is found in I. hmnp of camel. II. fibrous capsules of penis. III. yellow bone marrow. IV. Vitreous body of eyeballs. Choose the option with the correct statements.

Which of the following parts of our body help us in movement? (i) Bones (ii) Skin (iii) Muscles (iv) Organs Choose the correct answer from the option below.

Study the following step which are followed during the process of gene therapy while treating a patient of SCID (i) Retrovirus infects lymphocytes extracted from bone marrow of the patient and cultured (ii) Engineered cells are injected into patient's bone marrow (iii) Normal allele is inserted into a retrovirus (iv) Retrovirus makes a DNA copy of its RNA. This DNA carrying the normal allele gets inserted into the chromosome of the host cell Arrangement the above given steps in correct sequence and select the correct option

Study the following step which are followed during the process of gene therapy while treating a patient of SCID (i) Retrovirus infects lymphocytes extracted from bone marrow of the patient and cultured (ii) Engineered cells are injected into patient's bone marrow (iii) Normal allele is inserted into a retrovirus (iv) Retrovirus makes a DNA copy of its RNA. This DNA carrying the normal allele gets inserted into the chromosome of the host cell Arrangement the above given steps in correct sequence and select the correct option