is the process whereby from each parent fuse to produce a new cell A. Gametogenesis, fertilization B. Fertilization, two cells (2n) C. Oogenesis, chromosomes D. Spermatogenesis, chromosomes E. Fertilization, gametes
Q: Genetically unique individuals are produced through ________. a. sexual reproduction b.…
A: Step 1 Reproduction is a characteristic feature of all organisms. It is the biological process of…
Q: In females, meiosis is not completed (a) until birth. (b) until puberty. (c) until fertilization…
A: Gametogenesis is a process by which gametes are produced through meiotic division. Sperm and egg…
Q: The process of spermatogenesis produces __________ functional sperm and Oogenesis produces…
A: Answer: SEXUAL REPRODUCTION is the type of reproduction which requires male gamete and female gamete…
Q: Shown below is a diagram of the fomale reproductive organs. Before being released for ovulation,…
A: Answer:- 7 Before being released for ovulation, female gamates are located in the Ovaries. In this…
Q: Regarding oogenesis, diplotene stage begins at a.birth b.Meiosis II c.7th month of fetal…
A: Diplotene is defined as the stage of meiosis II during which the homologous chromosomes remain…
Q: The number of chromosomes present in eurkaryotic cells a. is consistent during the life cycle b. is…
A: Eukaryotic cells consist of a nucleus and other organelles. Eukaryotic cells surrounded by the…
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: Gametogenesis requires the conclusion of meiosis II. When does this occur in females? a. During…
A: Step 1 The major events in human reproduction are gametogenesis, cyclic changes in the human female…
Q: Which of the following is a major difference between spermatogenesis and oogenesis? a.…
A: The reproductive arrangement of an organic entity, otherwise called the genital framework, is the…
Q: What is the relationship between a primary spermatocyteand a spermatogonium?a. They are genetically…
A: Sexually reproducing organisms have a reproductive system consisting of primary sex organs called…
Q: The beginning of brain and spinal cord formation is termeda. cephalocaudal folding.b.…
A: Gastrulation process is characterized by formation of three primary germ layers, they are ectoderm,…
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: Oogenesis produces_viable cell/s, and spermatogenesis produces_ viable cell/s О 4,2 О 1,4 O 4,4 O…
A: Spermatogenesis and oogenesis are the processes of formation of male and female gametes.…
Q: Is this true or false? a. Fertilization is followed by a cleavage, a period of rapid cell…
A: The science of how plants and animals develop and grow is known as developmental biology.…
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: Internal and external fertilization differ in that species thata. produce an amniotic egg have…
A: The external fertilization process usually takes place in an aquatic environment where the male and…
Q: Which statement about sex determination in humans is true? a. One would expect babies to have…
A: The male and female have XY and XX chromosomes respectively in their germ cell. When there are two X…
Q: Choose the best Polar bodies are produced duringa. DNA replication. d. oogenesis.b.…
A: Polar bodies: A small haploid cell which is formed at the same time as an egg cell…
Q: The main function of the acrosome reaction is to (a) activate the egg (b) improve sperm motility (c)…
A: Answer is d.)facilitate the penetration of egg coverings by the sperm.
Q: Binding of a sperm to an oocyte plasma membrane causes the oocyte to______ . a. enter an oviduct c.…
A: During fertilization, when the spermatozoan penetrate the zona pellucida, makes physical contact…
Q: Which of the following is not a phase of the ovarian cycle? a follicular b. secretory C. ovulation…
A: The ovary is the primary female sex organ, localized on the sides of the lower abdomen in human…
Q: During oogenesis, meiosis results in:A) four equally sized cells that stop dividing in meiosis 1B) 2…
A: The product of oogenesis is to be determined.
Q: In animals, a key difference between spermatogenesis andoogenesis is thata. only oogenesis involves…
A: Reproduction refer to a biological process in which new organisms are produced from their parents.…
Q: Which of the following cells is haploid? (a) primary oocyte (b) secondary oocyte (c) oogonium (d)…
A: Answer - In meiotic division of cells, haploid daughter cells are produced. They have one pair of…
Q: In humans, the development of fertilised egg takes place in the: (a) ovary (b) testis (c) oviduct…
A: Fertilization in humans refers to the fusion of human sperm and egg. This process occurs in the…
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: After fertilisation, the resulting cell which gives rise to a new individual is the: (a) embryo (b)…
A: Fertilization is a process that occurs during reproduction in organisms. Reproduction is a process…
Q: Spermatogenesis and oogenesis both involve meiosis but differ in significant ways. One of those…
A: The procedure, incidence, and product production after gametogenesis are all key differences between…
Q: D Which of the structures includes the usual site of fertilization? O A O 3 O 2 O 5
A: Fertilization is a process of fusion of haploid gametes (egg and sperm) to form a diploid zygote.
Q: In human beings, after fertilisation, the structure which gets embedded in the wall of uterus is:…
A: Embryonic development is the process by which the embryo forms and develops. Embryonic development…
Q: The number of chromosomes present in eukaryotic cells a. is consistent during the life cycle b. is…
A: Eukaryotic cells are denoted either as haploid or diploid, which depends on the number of…
Q: In human beings, the correct sequence of events during reproduction is: (a) gamete formation,…
A: Reproduction is a biological process by which an organism reproduces an offspring that is…
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: 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: An individual who is XY but is missing the SRY gene would be expected to develop into a. a male. b.…
A: SRY stands for the sex determining region of Y-chromosome. A normal individual have 46 chromosome in…
Q: Which of these has the largest amount of DNA?
A: Spermatogenesis is the formation of spermatid (n) from spermatogonia(2n). Spermatogonia(2n) - 2…
Q: Which statement about human reproduction is false?(A) Fertilization occurs in the oviduct.(B)…
A: Oogenesis In oogenesis, diploid oogonium (2n) go through mitosis until one develops into a primary…
Q: The events that occur in Meiosis I that lead to new combinations of genetic information are: a.…
A: Meiosis I: Meiosis is a type of reduction division that works for the formation of haploid male and…
Q: Gamete formation results in __________________________. a. the pairing of homologous chromosomes…
A: Sexual reproduction needs fertilization in which a union of cells from two individual organisms is…
Q: From which of the following is the embryo developed? a) Trophoblasts b) Blastocoelen c) The…
A: In humans the period of pregnancy is about 39-40 weeks. This is called as gestational period. During…
Step by step
Solved in 4 steps with 4 images
- Which of the following will result in identical twins?a. fertilization of two eggs by two different spermb. division of a zygote into two masses before differentiation has begunc. fertilization of two eggs by the same spermd. fertilization of one egg by two different sperm. sperm cells are formed when the generative cell divides by _________ a. one, mitosis b. two, mitosisc. one, meiosis d. two, meiosis e. four, meiosisAn egg cell originally comes from an unspecialized diploid cell called a(an)… Group of answer choices A. secondary oocyte B. follicle C. primary oocyte D. oviduct E. oogonium
- Choose the best of the following The fusion of a sperm and an egg cell initally produces which of thefollowing? a. blastocyst c. zygoteb. gamete d. stem cellThe..........is a hollow ball of cells that develops from the morula. a) Blastocyst b) Oviduct c) Ovary d) ChorionThe process of spermatogenesis produces __________ functional sperm and Oogenesis produces ___________ functional egg(s): A. 1 and millions B. 4 and millions C. 4 and 1 D. 1 1 and 4 E. 4 and billions
- Why is a second polar body expelled after fertilisation? a) To remove excess cytoplasm b) Because the oocyte must reactivate the incomplete meiosis before fusing with the sperm c) Before fusion with the sperm it must complete mitosis d) The fertilised oocyte is not a haploid cell until it expels the sperms mitochondriaHow does the production of sperm differ from the production of eggs? a. Sperm production involves meiosis, whereas egg production involves only mitosis. b. Meiosis during sperm production produces four sperm cells, whereas meiosis during egg production produces only one functional egg cell. c. Sperm are haploid, whereas eggs are diploid. d. Sperm production begins during fetal development, whereas the meiotic process that begins egg production doesn’t begin until pubertyWhich of the following characterizesparthenogenesis?(A) An individual may change its sex during itslifetime.(B) Specialized groups of cells grow into newindividuals.(C) An organism is first a male and then a female.(D) An egg develops without being fertilized.
- A previously infertile couple wishes to have a pregnancy but the man produces non-motile sperm.If it were possible to fertilize one of the woman's eggs by removing a sperm nucleus and injectingit into the egg, could this procedure ever produce viable offspring? Why or why not?Egg and sperm cells are... A. Gametes B. Diploid C. Somatic cells D. ZygotesWhich statement about human reproduction is false?(A) Fertilization occurs in the oviduct.(B) Spermatogenesis and oogenesis require differenttemperatures.(C) An oocyte completes meiosis after a sperm penetrates it.(D) The earliest stages of spermatogenesis occur closest to thelumen of the seminiferous tubules.