1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following statements regarding post-fertilization development in flowering plants is incorrect?
A
Central cell develop into endosperm
B
Ovules develop into embryo sac
C
Ovary develops into fruit
D
Zygote develops into embryo
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Select the correct sequence for transport of sperm cells in male reproductive system :
A
Seminiferous tubules $$ \to $$ Vasa efferentia $$ \to $$ Epididymis $$ \to $$ Inguinal canal $$ \to $$ Urethra
B
Testis $$ \to $$ Epididymis $$ \to $$ Vasa efferentia $$ \to $$ Vas deferens $$ \to $$ Ejaculatory duct $$ \to $$ Inguinal canal $$ \to $$ Urethra $$ \to $$ Urethral meatus
C
Testis $$ \to $$ Epididymis $$ \to $$ Vasa efferentia $$ \to $$ Rate testis $$ \to $$ Inguinal canal $$ \to $$ Urethra
D
Seminiferous tubules $$ \to $$ Rete testis $$ \to $$ Vasa efferentia $$ \to $$ Epididymis $$ \to $$ Vas deferens $$ \to $$ Ejaculatory duct $$ \to $$ Urethra $$ \to $$ Urethral meatus
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
What map unit (Centimorgan) is adopted in the construction of genetic maps?
A
A unit of distance between genes on chromosomes, representing 1% cross over.
B
A unit of distance between genes on chromosomes, representing 50% cross over.
C
A unit of distance between two expressed genes, representing 10% cross over.
D
A unit of distance between two expressed genes, representing 100% cross over.
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Purines found both in DNA and RNA are:
A
Guanine and cytosine
B
Cytosine and thymine
C
Adenine and thymine
D
Adenine and guanine