D Which of the structures includes the usual site of fertilization? O A O 3 O 2 O 5

Q: In a newly fertilized egg, the vitelline layer O secretes hormones that enhance steroidogenesis by…

A: In Sea urchin, a capacitated sperm first crosses zona pellucida layer then it passes through…

Q: The timing of puberty can be influenced by which of the following? a. genes b. stress c. amount of…

A: BASIC INFORMATION  PUBERTY  It is basically the process in which there is changes in the body.  The…

Q: Sets of reproductive terms are given below. Choose the set that has an incorrect combination. (a)…

A: Sexual reproduction is a type of reproduction, which involves a complex life cycle in which a…

Q: If an egg cell were treated with EDTA, a chemical that bindscalcium and magnesium ions,(A) the…

A: EDTA - Ethelene diamine tetra acetic acid is a chelating agent and is very effective chelator of…

Q: Fill in the blank:  The cell resulting from fertilization is called a(an) ___________________.

A: The gametes are present in both males and females. These are the haploid cells that are required for…

Q: Fill in the blank: The cell resulting from fertilization divides by the process of…

A: The division of a cell into two or more cells is called cell division. The mitosis and meiosis are…

Q: Which of the following consists of both fetal and maternal tissues? (a)umbilical cord (b) placenta…

A: The unborn offspring that is known to develop from an embryo is called the fetus. The overall…

Q: A)Identify two differences (either structures or functions) between gills and lungs in terms of how…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: External fertilization occurs in which type of environment? a. aquatic b. forested c. savanna d.…

A: “External Fertilization” is a process of reproduction in which the “male gamete” (sperm) and the…

Q: Which of the following has three germ layers? (a) morula  (b) gastrula (c) blastula (d) blastocyst…

A: Answer is b.)  gastrula.

Q: Outline the process of double fertilization, and explain the advantage it confers

A: Flowers are the site of sexual reproduction in flowering plants. Sexual reproduction in flower can…

Q: The fusion of a sperm and an egg cell initally produces which of thefollowing?a. blastocyst d.…

A: There are 2 types of cell namely somatic cells and germ cells. Germ cells are aimed to produce…

Q: Internal fertilizationa. can prevent the drying out of gametes and zygotes.b. must take place on…

A: The process in which haploid gametes (egg and sperm) fused to form diploid zygote is called…

Q: Which of the following will result in identical twins?a. fertilization of two eggs by two different…

A: During fertilization, the sperm and egg recognize each other, the sperm fuses with the egg, joining…

Q: A baby born four weeks before its due date is most likely to have anunderdevelopeda. central nervous…

A: The central nervous system begins developing two weeks after fertilization and continues developing…

Q: What happenes if fertilization doesnot takes place in utreus?

A: Humans, as mammals, have the capability to reproduce sexually. Sexual reproduction requires the…

Q: In which of the following does fertilization occur outside the body? a. in vitro fertilizationb.…

A: The process of the formation of new organisms from the existing organisms is called reproduction. It…

Q: The process of gastrulation forms the _______. a. blastula b. zygote c. organs d. germ layers

A: Embryogenesis refers to a process in which the development of an embryo takes place. An embryo can…

Q: Represent diagramatically different stages of fertilization.

A: Since the question do not specify any particular organism for the process of fertilization.…

Q: Which cell contributes the necessary nutrition to the growing zygote? a a polar body b the egg…

A: Introduction: A zygote is a eukaryotic cell created when two gametes fertilise each other. The…

Q: The gamete that contains the genes contributed by the mother is the egg : allele : sperm I zygote

A: The term gamete was invented by Gregor Mendel an Austrian biologist. The term gamete is the…

Q: In humans, fertilization usually occurs in thea. fimbriae.b. vagina.c. uterus.d. uterine tubes.

A: Answer -Fertilization is the process by which both the gametes from two different parents fuse…

Q: Umbilical cord contains A allantois B yolk sac C arteries veins

A: The umbilical cord is a stretchable, tubular  structure which joins the fetus to the mother during…

Q: is the process whereby from each parent fuse to produce a new cell A. Gametogenesis, fertilization…

A:

Q: In this picture which letter represents the chorion? Embryo D Mother's blood vessels G OE O o o

A: The chorion is the outer membrane surrounding the developing embryo in amniotes. It originates from…

Q: Fertilization made artificially in the laboratory is called ___________.a) Invitro fertilization b)…

A: When an egg of a female unites with the sperm of the male, the formation of a fertilized cell…

Q: Which of the following type of placenta is found in humans? a) Discoidal b) Zonary c) Diffuse d)…

A: Introduction - During the pregnancy phase, the placenta is an organ that grows inside the uterus. A…

Q: Explain how is the age of the embryo and it's delivery date determined?

A: An embryo is the early stage of development of a multicellular living being. In common, in life…

Q: t causes an egg to grow in the ovary.

A: Answer: Luteinizing hormone (LH), the other reproductive pituitary hormone, aids in egg maturation…

Q: What is NOT a disadvantage of internal fertilization? O the ability to reproduce on land without…

A: Step 1 Internal fertilization is syngamy or fertilization that occurs inside the body of the…

Q: Refer to the figures above. Which of the following are embryos: O A. В. D. Both A & B

A: Sexual reproduction includes gamete formation and fertilization.

Q: Which of the following is not required for internal fertilization? O sperm receptacle O behavioral…

A: The process of the formation of new organisms from the existing organisms is called reproduction. It…

Q: Thenumber of eggs laid by a female is called her:a.fertility.b.gonadosomatic index.c.growth…

A: In the reproductive body of an animal, an egg is ellipsoidal or spherical in shape. Within the egg…

Q: Which of the following does NOT happen in the germinal period? a. dividing mass of cells travels to…

A: During the nine months of a female's pregnancy, an infant goes through a lot of changes. An infant's…

Q: Iis the process whereby from each parent fuse to produce a new cell A. Gametogenesis, fertilization…

A: Hi, since there are multiple questions posted, only the first question is answered. Please post…

Q: Draw a labelled diagram of a section through ovary.

A: The female reproductive system includes the ovaries, fallopian tubes, uterus, vagina, vulva, mammary…

Q: Differentiate Family Planning from Contraception.         Discuss the natural and artificial…

A: Nursing counselling and advise involves certain intervention which helps process focusing on the…

Q: The cell formed after fertisation is called:         I.   Foetus        II.   Zygote       III.…

A: Fertilization is the process of fusion of male and female gametes. It is one of the essential…

Q: A change in the amount of yolk and its distribution in the egg will affect:   A Fertilization…

A: Fertilization is the fusion of haploid male and female gamete results in the formation of the…

Q: Draw the chromosomes in the zygote (cell after fertilization) egg cell fertilization sperm cell of

A: The fusion of feale gamete (egg cell) and male gamete (sperm) is termed as fertilization.

Q: 4. The diagram below represents a cross section of a part of the human female reproductive system.…

A: Fertilization occurs in the fallopian tube, which connects an ovary to the uterus. An embryo begins…

Q: Which hormone signals ovulation? a. FSH b. LH c. inhibin d. estrogen

A: The creation of offspring is known as reproduction. Sexual and asexual reproduction are the two…

Q: 1. Shortly after implantation, tissue from the embryo normally grows into the wall of D с. C B d. A…

A: The given figure is that of female human reproductive system .