Q: highlights of the processes of cleavage and implantation?
A: During coitus, the semen from the penis is released into the vagina. The sperms reach the oviduct.…
Q: Explain block to polyspermy?
A: Polyspermy: - It is the process, where egg has been fertilized by so many sperms. In this condition…
Q: initiate puberty? What is testis-determining factor?
A: Answer - puberty is a vital process in the development of all individuals the series of hormonal…
Q: Define cleavage furrow
A: Cleavage furrow is formed in the cell when during cell division, the cytoplasm of the cell divides…
Q: Define about benign prostatic hyperplasia (BPH) ?
A: The prostate gland is one of the accessory glands of the male reproductive system. It is located…
Q: Explain about the gamete formation ? What are the results of this ?
A: Gamete can be defined as a sex cell;which contains a haploid number of chromosomes and it has the…
Q: Explain endometrium.
A: The reproductive system consists of two system namely male reproductive system and female…
Q: Outline the postfertilization events that lead to formation of a blastocyst.
A: Reproduction is the phenomenon of producing offspring from the parent. The reproduction can be…
Q: What is the significance of cleavage during the early stages of development?
A: The cleavage is the division of cells in the early stage of an organism. This implies that with each…
Q: Explain why growth of the blastomeres cannot take place during cleavage?
A: Development in biology occurs to ensure the formation of multicellular organisms from the single…
Q: describe the process of progressing from zygote to blastocyst
A: In human development many stages occur like the zygotic stage where sperm get to meet with female…
Q: How is polyspermy prevented?
A: Polyspermy is the process by which multiple sperms fertilize a single egg. This happens in only 1%…
Q: State various functions of placenta.
A: The placenta is a structure that develops is mainly derived from the extraembryonic membrane during…
Q: Describe the effects of estrogen and progesterone on the endometrium, cervical mucus, and…
A: Estrogen and progesterone are female sex hormones secreted by ovaries, which is the primary…
Q: Describe changes that occur in the uterus duringmenstruation, pregnancy, and menopause.
A: The changes that occur in the female uterus during the stages of menstruation, pregnancy, and…
Q: How old is an ovulated oocyte of a 35-year-old woman? What consequences does this have?
A: Fertility changes with age. For a woman, the beginning of their reproductive year starts onset of…
Q: 9. Implantation of the conceptus at which site in the accompanying dia- gram of the female…
A: The correct answer is b. The placenta could grow between the embryo and the cervical opening (os) if…
Q: Explain the hormone-responsive nature of endometrial tissue and link this to the pathology of…
A: The uterus consists of three layers: 1. Perimetrium- outer layer 2.myometrium- middle layer 3.…
Q: Define retroperitoneal
A: The term 'retroperitoneal' is used to describe the potential anatomical space present behind the…
Q: Define neonatal period.
A: Embryo is defined as the earliest stage of development of the fertilized zygote(formed by the fusion…
Q: List the hormones involved in pregnancy, and describe the functions of each.
A: The life process of the formation of a new organism from existing organisms is called reproduction.…
Q: Define the term sporulation?
A: The organisms adapt on the planet in order to survive and reproduce. The organisms adapt to the…
Q: Explain the male-specific region of the Y (MSY) ?
A: Introduction A normal human diploid cell contains 23 pairs of the chromosomes. Out of these 23…
Q: What occurs during cleavage?
A: Fertilization is the fusion of ovum and sperm so as to form a diploid zygote. Zygote is the first…
Q: structure and basic functions of the uterus
A: Answer: Outline the structure of the uterus: Uterus, also called womb, an inverted pear-shaped…
Q: Describe the steps of gonad determination in the male and the female beginning with the migration of…
A: The gonads, the primary reproductive organs, are the testes in the male and the ovaries in the…
Q: describe the events that occur over the 6 day period following fertilization of an ovum
A: An ovum or egg is the female gamete of an individual. It can fertilize with the male gamete to form…
Q: Explain why the adolescent gravida is at greaterrisk of complications of pregnancy.
A: Adolescent gravida Gravida describes the term of number of pregnancies. Pregnacy during adolescence…
Q: Name the structure formed by the villi of the embryo and the uterus of the mother.
A: The uterus or womb is a major female hormone-responsive secondary sex organ of the reproductive…
Q: Define parthenogenesis.
A: Reproduction is the biological process through which new individual organisms are produced from…
Q: Differentiate between infertility and impotence.
A: Sexual reproduction occurs in human beings and other organisms. In the human being the fusion of egg…
Q: Briefly explain the various causes of female infertility.
A: Female infertility is an inability in which a woman is not capable to conceive a child.
Q: Describe the developmental changes in the fertilised ovum until implantation occurs in the uterus.
A: Sexual reproduction is marked by the process in which the male and female gametes fuse together by…
Q: How many stages of cleavage are there in sea urchin? Discuss.
A: Sea urchins undergo radial holoblastic cleavage.
Q: Discuss Important developmental stages of the fetus?
A: Introduction A foetus, also known as a foetus, is an unborn child that develops from an animal…
Q: Outline the effects of cleavage
A: Sperm fertilizes an egg, which then implants into the uterus and initiates sexual reproduction. Two…
Q: Distinguish between: Meroblastic cleavage and Holoblastic cleavage. Explain with examples of each.
A: The major difference between meroblastic cleavage and holoblastic cleavage is that the meroblastic…
Q: Explain the development of the external genitalia.
A: BASIC INFORMATION EMBRYO DEVELOPMENT Embryogenesis is the another name for this process. It starts…
Q: Explain the term parturition.
A: Sexual reproduction is the complex reproduction in which the offspring receives genetic information…
Q: Name the condition in which testis fail to descend into the scrotum and are retained within abdomen.
A: The primary reproductive organs include testes in males and ovaries in females. They are concerned…
Q: explain how polyspermy is blocked
A: Polyspermy is the fertilization of an ovum by more than one sperm. It is prevented by mechanisms…
Q: What are symptoms of Fetal Alcohol Syndrome?
A: The fetal alcohol syndrome (FAS) is the condition in a child that is caused by the alcohol exposure…
Q: What occurs during cleavage? Discuss.
A: The cell division measure is alluded to as cleavage. At first, somewhere around four cycles of cell…
Q: Describe the changes that happen in the human uterus during the uterine cycle (if no embryo…
A: During a normal menstrual cycle, the uterine lining, or endometrium, undergoes a series of changes…
Q: Explain why teratogens are difficult to identify.
A: Introduction:- Teratogens are substances that may produce physical or functional defects in the…
Discuss briefly the significant features of cleavage.
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