Which of the following is not correctly matched?
Trichomonas vaginalis – Leishmaniasis
Glossina palpalis – Sleeping sickness
Aedes agypti – Yellow fever
Culex pipceins – Filariasis
An occupational lung disease that occurs in humans, among those given below is
Dyspnea
Anthracosis
Atelectasis
Cyanosis
Gonads are derived from
Ectoderm
Mesoderm
Endoderm
None of the above
B.
Mesoderm
Gonads are derived from the mesodermal germinal ridges of the embryo which contain mesodermal epithelium and large spherical primitive germs cells.
The number of chromosomes in a primary spermatocyte is
Same as in spermatid
Same as in spermatogonium
Help of that in spermatogonium
Same as in secondary spermatocyte
The portion of the endometrium that covers the embryo and is located between the embryo and the uterine cavity is the
Decidua basalis
Desidua umbilicus
Desidua capsularis
Deciduas functionalis
What base is responsible for hot spots for spontaneous pint mutations?
Adenine
Guanine
5-bromouracil
5-methyl cytosine
During which geological period of evolution did the greatest diversification of life occurred on the earth?
Permian
Jurassic
Cambrian
Ordovician
Specific radioactive identification of ribosomal RNA can be achieved by using C14 labelled
Guanine
Uracil
thymine
Cytocine