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list any four methods of contraception used by humans. how does their use have a direct effect on the health and prosperity of the family?
why menstrual blood doesn't clot?
Explain the process of oogenesis.
(please explain because i want the proper answer of this ques.)
Draw a neat labelled sketch of Graafian follicle.
how does menstrual flow occurs after tubectomy?... i mean the passage blocked then how does the degnerated egg comes out from...????
What is spermatogenesis? Briefly describe the process of spermatogenesis.
plz tell m how many spermatozoa are produced by 200 primary spermatocytes nd how many ova are produced by 100 primary oocyte? and explain it also..
what is sporogenous tissue?
Why does failure of testes to descend into the scrotum produce sterility?
give a labeled diagram of spermatogenesis as im finding it difficult to understand .
Draw a labeled diagram of female reproductive system.
what is embryo proper?
After a successful in vitro fertilization the fertilized egg begins for begins to divide where is this egg transferred before it reaches the 8 cell stage What is the techniques?
why is menstrual cycle absent during pregnancy?
why is placenta called a temporary endocrine gland?
the function of prostate gland is ......?
WHAT IS THE SIGNIFICANCE OF SPERMATOGENESIS & OOGENESIS?
List all the changes that occur in the ovum during fertilisation.
explain male reproductive system
Secondary oocyte retains bulk of the nutrient rich cytoplasm of the primary oocyte. Can you think of any advantage for this? rn Does the first polar body born out of first meiotic division divide further or degenerate?rn
what is major difference between spermatogenesis & oogenesis?
difference between ducts and glands????
what is foetal ejection reflex?
WHAT IS PREGNANCY HORMONE? WHY IT IS CALLED SO? NAME TWO SOURCES OF THIS HORMONE IN HUMAN FEMALE?
from where do signals of parturition originate and what does maternal pituitary release for stimulating uterine contractions for child birth?
Study the flow chart given below.Name the hormones involved at each stage and explain their role..
ovulation
to
Pregnancy
Placenta
foetal growth
parturition
distingiush b/w morula gastrula and blastula
The human male never passes on the gene for red green colour blindness to his son . How is it so ?
Can anal sexual intercouse lead to fertilisation?If not, then why it is done?
spermatogenesis in human male is a hormone regulated process. justify
WHAT IS THE FUNCTION OF INFUNDIBULUM
Draw a labelled diagram of Blastocyst
DIFFERENCE BETWEEN SPERMIOGENESIS AND SPERMIATION
how mammary glands are integrated structurally and functionally to support the process of ovulation, fertilization, pregnancy, birth and child care?????
plz explain, these lines are written in NCERT textbook.
difference between zoospore and zygote ?
what happens to the blastocyst immediately after implantaion?
what is oogenesis?
List the changes the primary oocyte underqoes in the tertiary follicular stage in the human ovary.
what is the main difference between insemination and ejaculation?
What are the three major phases of menstrual cycle in primates?Mention the key event in each phase.
when and how does placenta develop in human female?
which hormone is called as the pregnancy hormone? ...why ?
Draw a labeled diagram of sperm.
why does meiosis and mitosis occur in germ cells?
explain the steps in the formation of an ovum from an oogonium in humans
what is corona radiata?what is the difference between corona radiata and zona pellucida?
why does not all copulations lead to pregnancy???
What is mean by Spermlysin ??????????
after tubectomy does menstrual cycle continue? there is a knot tied in the tube so how does the cycle takes place? pls give a proper answer
what are the major features of embryonic development during the months of pregnancy?
What is the difference between umbilical cord and placenta??
what is spermatic cord? What is gubernaculum?
Draw a labeled diagram of a Graafian Follicle?
if asked to draw a labbeled diagram of male reproductive system in exam , which one we hav to write ...
there r 2 diagrams in textbook ...
pls answer asap
A) Pattern formation
B) Organizer phenomena
C) Axis formation
D) Anamorphosis i m confused as some books have given 2nd and some have given 3rd...so pls tell correct ans with explanation
URGENT!! Define seminal vessicles ,,,prostate gland and cowper's gland.????
dear experts
1.why is oogenesis considered as a discontinous and wasteful process?
2.is ejaculation and insemination the same ?
3.what is monospermy?
4.how implantation takes place ?
does menstruation occur even after tubectomy in females?? and does ovulation too occurs??
What is the difference between blastulation and gastrulation?
which part of the blastula is destined to form the germ layers of the developing embro in humans
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Syllabus
list any four methods of contraception used by humans. how does their use have a direct effect on the health and prosperity of the family?
why menstrual blood doesn't clot?
Explain the process of oogenesis.
(please explain because i want the proper answer of this ques.)
T.S of mammalian testis revealing seminiferous tubules show different types of cell
Draw a neat labelled sketch of Graafian follicle.
how does menstrual flow occurs after tubectomy?... i mean the passage blocked then how does the degnerated egg comes out from...????
What is spermatogenesis? Briefly describe the process of spermatogenesis.
plz tell m how many spermatozoa are produced by 200 primary spermatocytes nd how many ova are produced by 100 primary oocyte? and explain it also..
what is sporogenous tissue?
Why does failure of testes to descend into the scrotum produce sterility?
give a labeled diagram of spermatogenesis as im finding it difficult to understand .
Draw a labeled diagram of female reproductive system.
what is embryo proper?
After a successful in vitro fertilization the fertilized egg begins for begins to divide where is this egg transferred before it reaches the 8 cell stage What is the techniques?
why is menstrual cycle absent during pregnancy?
why is placenta called a temporary endocrine gland?
the function of prostate gland is ......?
ovulation > pregnancy > placenta > lactation > foetal growth > parturition
WHAT IS THE SIGNIFICANCE OF SPERMATOGENESIS & OOGENESIS?
List all the changes that occur in the ovum during fertilisation.
explain male reproductive system
Secondary oocyte retains bulk of the nutrient rich cytoplasm of the primary oocyte. Can you think of any advantage for this? rn
Does the first polar body born out of first meiotic division divide further or degenerate?rnwhat is major difference between spermatogenesis & oogenesis?
difference between ducts and glands????
what is foetal ejection reflex?
Q. A couple have been trying to conceive a child for over a year without success. Recently, the man's doctor informed him that his seminal vesicles are defective. This means that
(a) the man makes functional sperm, but they are not delivered because he is unable to ejaculate.
(b) the man's sperm lack functional flagella
(c) the fluid needed to lubricate the man's urethra for easier sperm travel is defective.
(d) the man's semen lacks the fructose fuel needed for the sperm to swim.
WHAT IS PREGNANCY HORMONE? WHY IT IS CALLED SO? NAME TWO SOURCES OF THIS HORMONE IN HUMAN FEMALE?
from where do signals of parturition originate and what does maternal pituitary release for stimulating uterine contractions for child birth?
Study the flow chart given below.Name the hormones involved at each stage and explain their role..
ovulation
to
Pregnancy
to
Placenta
to
foetal growth
to
parturition
distingiush b/w morula gastrula and blastula
The human male never passes on the gene for red green colour blindness to his son . How is it so ?
Can anal sexual intercouse lead to fertilisation?If not, then why it is done?
spermatogenesis in human male is a hormone regulated process. justify
WHAT IS THE FUNCTION OF INFUNDIBULUM
Draw a labelled diagram of Blastocyst
DIFFERENCE BETWEEN SPERMIOGENESIS AND SPERMIATION
how mammary glands are integrated structurally and functionally to support the process of ovulation, fertilization, pregnancy, birth and child care?????
plz explain, these lines are written in NCERT textbook.
difference between zoospore and zygote ?
what happens to the blastocyst immediately after implantaion?
what is oogenesis?
​Q15. Assume 2n = 12 in a hypothetical species. In gametogenesis, the number of chromosomes in a spermatid would be _____________ and in a first polar body would be __________
(a) 3,6 (b) 3 , 3
(c) 6 ,3 (d) 6 , 6
List the changes the primary oocyte underqoes in the tertiary follicular stage in the human ovary.
what is the main difference between insemination and ejaculation?
What are the three major phases of menstrual cycle in primates?Mention the key event in each phase.
(A) primary spermatocyte
(B) Spermatids
Reabsorption of chloride ions from glomerular filtrate in kidney tubule occurs by
(a) Active transport (b) Diffusion
(c) Osmosis (d) Brownian movement
when and how does placenta develop in human female?
Q.7. The polarity of the membrane is reversed
(a) During action potential
(b) When there is nerve impulse at the site
(c) And the membrane is said to be depolarized
(d) All of these statements are correct
Q.24. Mark the correct statement
(a) The space between cornea and lens is filled with transparent gel
(b) When all cones are stimulated equally a sensation of no light (dark) is produced
(c) Rhodopsin is purplish red protein, hence called visual purple
(d) The anterior transparent portion of choroid is called cornea
which hormone is called as the pregnancy hormone? ...why ?
Draw a labeled diagram of sperm.
why does meiosis and mitosis occur in germ cells?
explain the steps in the formation of an ovum from an oogonium in humans
what is corona radiata?what is the difference between corona radiata and zona pellucida?
why does not all copulations lead to pregnancy???
What is mean by Spermlysin ??????????
1) flagella
2) cilia
3) neutrophils
4) none of the above
after tubectomy does menstrual cycle continue? there is a knot tied in the tube so how does the cycle takes place? pls give a proper answer
what are the major features of embryonic development during the months of pregnancy?
What is the difference between umbilical cord and placenta??
what is spermatic cord? What is gubernaculum?
Draw a labeled diagram of a Graafian Follicle?
if asked to draw a labbeled diagram of male reproductive system in exam , which one we hav to write ...
there r 2 diagrams in textbook ...
pls answer asap
1) During embryonic development, the establishment of polarity along anterior/ posterior, dorsal/ventral or medial/lateral axis is called
A) Pattern formation
B) Organizer phenomena
C) Axis formation
D) Anamorphosis
i m confused as some books have given 2nd and some have given 3rd...so pls tell correct ans with explanation
URGENT!! Define seminal vessicles ,,,prostate gland and cowper's gland.????
dear experts
1.why is oogenesis considered as a discontinous and wasteful process?
2.is ejaculation and insemination the same ?
3.what is monospermy?
4.how implantation takes place ?
does menstruation occur even after tubectomy in females?? and does ovulation too occurs??
What is the difference between blastulation and gastrulation?
which part of the blastula is destined to form the germ layers of the developing embro in humans