Q: Fusion of pronuclei occurs during ________.a. spermatogenesisb. ovulationc. fertilizationd.…
A: A pronucleus refers to the haploid nucleus of either the sperm or the egg, both present in the…
Q: Explain the role of the following hormones in male reproduction: GnRH, FSH, LH, and testosterone.
A: Reproduction is the process of the formation of offspring from the parent organism. Reproduction can…
Q: Construct a diagram to explain FSH & LH and how their roles affect the female reproductive system
A: FSH ( Follicle stimulating hormone ), LH ( Luteinising Hormone), FSH and LH are the lipid hormones…
Q: List the effects of the LH surge on the egg
A: LH surge: Luteinizing hormones (LH) is a inducer hormones secreted by pituitary gland…
Q: Define ‘oestrus’ and ‘menstrual’ cycles.
A: The oestrus and menstrual cycles are related to reproduction. Reproduction is the process of the…
Q: Cleavage occurs in a stepwise, and a careful time. True False
A: Developmental biology is the branch of biology in which the development of the organisms from the…
Q: Give the digrammatic representation showing pigeon: female uriogenital system
A: Pigeons are birds that belong to the Columbiformes family. They are found in both wild and…
Q: Compare the phases of the menstrual cycle according to uterine and ovarian events.
A: In the female reproductive system, the menstrual cycle is the regular natural change that occurs…
Q: define sex reversal in humans
A: Reproduction is a biological process by which an organism reproduces an offspring who is…
Q: Contrast the biological advantages of hermaphroditism that involves cross-fertilization with…
A: Hermaphroditism is referred to as intersex which is a condition in which there is a discrepancy…
Q: Aquatic animals in which fertilisation occurs in water are said to be: (a) viviparous without…
A: Animals show two types of fertilization that includes external fertilization and internal…
Q: What will be the advantage and disadvantage of producing through asexual and asexual method?
A: BASIC INFORMATION ANIMAL KINGDOM It is among one of the five kingdom classified by R.H. Whittaker.…
Q: Describe events that follow contact of a spermatozoon with an egg. What is polyspermy and how is it…
A: Fertilization happens when a sperm and an oocyte (egg) combine and their nuclei.
Q: Compared to separate sexes and assuming self-fertilizing is not possible, what might be one…
A: Hermaphrodite The organism that possess both sex organ male and female together inside the body are…
Q: An organism with both male and female sex organs is bisexual hermaphrodite both hermaphrodite and…
A: An organism with both male and female sex organs is?
Q: ection prior/ during mating.
A: The penis is the organ for the dual function of copulation and excretion of the urine. It has two…
Q: With a line diagram trace the route of the sperm from the its point of production to the point in…
A: The fertilization is the process that involves the fusion of male gamete with the female gamete. The…
Q: With a line diagram,trace the roots of the sperm from it's point of production to the point in…
A: The primary sex organs - testis in males and ovaries in females produce gametes i.e. sperms and ovum…
Q: The ______ carries food and water to the developing zygote.
A: Nutrients are necessary for maintaining the growth of the embryo. In plants, the endosperm is the…
Q: Compare and contrast the outcomes of asexual andsexual reproduction.
A: The production of new living organisms by combining genetic information from two individuals of…
Q: Create a table that compares spermatogenesis and oogenesis. Include a bit of information about the…
A: Spermatogenesis and Oogenesis are known as the processes of formation of male and female gametes…
Q: Explain the asxual reproduction
A: Reproduction is the production of offspring. There are two types: Sexual reproduction Asexual…
Q: Briefly explain the contradictory roles of estrogen in the humanfemale reproductive cycle.
A: The female reproductive system consists of internal and external sex organs. It produces gametes,…
Q: True or False: Asexual reproduction promotes greater variability among the offspring produced.
A: Asexual reproduction refers to the mode of reproduction in which only one parent gives rise to an…
Q: Why are pregnant women cautioned against cleaning litter boxes?
A: Litter box A litter box, or cat box, is used for collection of urine and feces of cats as well as…
Q: Define external fertilisation. Mention its disadvantages.
A: Fertilization is the process by which male and female gametes are fused together, initiating the…
Q: In assisted reproductive technology (ART), there is a need to stimulate the ovaries to produce more…
A: C. Clomiphene.
Q: Explain elwhy there is a high level of estrogen and progesterone once in every 28-day uterine cycle…
A: The ovarian cycle governs the preparation of endocrine tissues and release of eggs, while the…
Q: How does oviposition occurs in female frugs. Provide the pathway involved in the oviposition process
A: The female reproductive system consists of ovaries and oviducts. A pair of ovaries located near the…
Q: Study the following scenario. Plot the 5-day menstrual dates in the calendar provided in the…
A: Menstruation is a 3-5-day period in which a bloody fluid containing endometrial cells, glandular…
Q: reproductive
A: Turtle- It is an reptile belongs to order Testudines. these are mainly characterized by a shell…
Q: Discuss the uterine cycle and the timing which is required for reproduction
A: The uterine cycle is also known as the menstrual cycle. This complex cycle is regulated by various…
Q: Draw a neat, well labelled diagram of reproductive system of female
A: All the sexually reproductive organisms require a well developed reproductive system inorder to…
Q: Which of the following is a true statement?(A) All mammals have menstrual cycles.(B) The endometrial…
A: Reproductive system (or genital system) is used for the sexual reproduction. The female attains…
Q: If a fertile woman has sex, when during the menstrual cycle is she most likely to get pregnant? Day…
A: In the female reproductive system, the menstrual cycle is the regular natural change that occurs…
Q: Match the rodent ovulatory cycle phase with the correct hormone combination Proestrus x Peak…
A: The term menstrual cycle is associated with the occurrence of cyclic ovarian activities in mammals.…
Q: point of origin. Answer Reproductive structure Epididymis Penile urethra Testis LUrethral orifice
A: The cat comes in the category of small carnivorous mammal. Its scientific name is Felis catus. They…
Q: Define 'oestrus' and 'menstrual cycles.
A: There are a few key ways that pregnancy and the menstrual cycle are related. First, both involve the…
Q: Briefly discuss the role of hormonal system in the release of bovine eggs for in vitro fertilization
A: In vitro fertilization (IVF) is a procedure in which eggs are removed from a female's ovaries and…
Q: True or false male sea urchins release sperm at the optimal concentration for fertilization
A: There are many challenges for sea urchins in order to fertilizer gametes under water. They undergo…
Q: represents The figure below snows relative changes in reproductive normones during a female ovarlan…
A: LH is secreted by the anterior pituitary gland. LH plays an important role in sexual development…
Q: in mammals, the luteinizing hormone has what impact on gamete development? select all that apply.…
A: Luteinizing hormone is produced form the Anterior pituitary gland.It is produced from the…
Q: Shared germs as well as shared genes produce identical twin similarities. Explain
A: Germ cells also referred as sex cells pertains to sperms and eggs that are produced as a result of…
Q: ASEXUAL SEXUAL
A: Reproduction is one of the most important biological process that allows organisms to produce…
Q: Which sequence details the maturation of an oocyte and the process of ovulation? 1. Graafian…
A: The process of follicle and oocyte maturation occurs simultaneously in the ovary of females. The…
Q: the sperm production of men aged 20-45 with pregnant partners,with the sperm production of men aged…
A: The sperms are get renewed on a daily basis still declined male fertility has been seen with age.…
Q: How does an estrous cycle differ from a menstrual cycle?In what animals are the two types of cycles…
A: Estrous cycle and menstrual cycle are two essential sexual cycles occurring in animals and these…
Compare and contrast the different phases and stages of the estrous cycle of the cow, the bitch and the woman.
Step by step
Solved in 2 steps
- During which phase of the mare’s estrous cycle is her cervix going to be firm?Contrast the biological advantages of hermaphroditism that involves cross-fertilization with hermaphroditism that involves self-fertilization.Describe the events that follow contact of a spermatozoon with an egg and explain Polyspermy and the way in which it is prevented.
- Compare and contrast the outcomes of asexual andsexual reproduction.Cite the difference between grasshopper and rat testes. Cite the differences of spermatogenesis on grasshoppen and rat.If a fertile woman has sex, when during the menstrual cycle is she most likely to get pregnant? Day 9-15 Day 21-28 Day 16-20 Day 5-8 Day 1-3