Which of the following embryonic layer formed gametes :

Which of the following embryonic layer formed gametes :
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Which of the following embryonic layer formed gametes : A. Ectoderm B. Endoderm C. Mesoderm D. Mesoderm
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With respect to lens development: a. the lens first appears at 27 days of gestation b. it is formed from neural crest cells c. the lens first appears as a vesicles with a single layer of epithelial cells d. Y suture is absent in the embryonic nucleus e. the adult lens is more spherical than the foetal

Description : With respect to lens development: a. the lens first appears at 27 days of gestation b. it is formed from neural crest cells c. the lens first appears as a vesicles with a single layer of ... d. Y suture is absent in the embryonic nucleus e. the adult lens is more spherical than the foetal

Last Answer : the lens first appears at 27 days of gestation

What is embryonic layer ?

Description : What is embryonic layer ?

Last Answer : The embryonic layer is the cellular layer from which the tissues or organs are formed later.

Which germ layer developes first during embryonic development?

Description : Which germ layer developes first during embryonic development?

Last Answer : Which germ layer developes first during embryonic development? A. Ectoderm B. Mesoderm C. Endoderm D. Both 1 and 3

During embryonic development , endoskeleton and muscle develop from which germinal layer :

Description : During embryonic development , endoskeleton and muscle develop from which germinal layer :

Last Answer : During embryonic development , endoskeleton and muscle develop from which germinal layer : A. Ectoderm B. Endoderm C. Mesoderm D. Blastopore

Skeletal tissue originated from which embryonic germinel layer :-

Description : Skeletal tissue originated from which embryonic germinel layer :-

Last Answer : Skeletal tissue originated from which embryonic germinel layer :- A. Ectoderm B. Mesoderm C. Endoderm D. All the above

Why is it important the the number of chromosomes is reduced when gametes are formed?

Description : Why is it important the the number of chromosomes is reduced when gametes are formed?

Last Answer : poo come out the bum

Endosperm is formed during the double fertilisation by (a) two polar nuclei and one male gamete (b) one polar nuclei and one male gamete (c) ovum and male gamete (d) two polar nuclei and two male gametes.

Description : Endosperm is formed during the double fertilisation by (a) two polar nuclei and one male gamete (b) one polar nuclei and one male gamete (c) ovum and male gamete (d) two polar nuclei and two male gametes.

Last Answer : (a) two polar nuclei and one male gamete

Male gametes in angiosperms are formed by the division of (a) generative cell (b) vegetative cell (c) microspore mother cell (d) microspore.

Description : Male gametes in angiosperms are formed by the division of (a) generative cell (b) vegetative cell (c) microspore mother cell (d) microspore.

Last Answer : (a) generative cell

Embryonic connective tissue is formed from

Description : Embryonic connective tissue is formed from

Last Answer : Embryonic connective tissue is formed from A. Ectoderm B. Endoderm C. Mesenchyma D. Mesogloes.

$ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body.

Description : $ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body.

Last Answer : $ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body. A. If both As ... is wrong D. If both As and R are wrong.

In human embryo the extra embryonic membrane are formed by :

Description : In human embryo the extra embryonic membrane are formed by :

Last Answer : In human embryo the extra embryonic membrane are formed by : A. Inner cell wall B. Trophoblast C. Formative cells D. Foillcless cells

Three germ layers are formed during which stage of embryonic development :-

Description : Three germ layers are formed during which stage of embryonic development :-

Last Answer : Three germ layers are formed during which stage of embryonic development :- A. Morula B. Blastula C. Gastrula D. In any two stages

In tobacco plant, the male gametes have twenty four chromosomes. What is the number of chromosomes in the female gamete? What is the number of chromosomes in the zygote? -Biology

Description : In tobacco plant, the male gametes have twenty four chromosomes. What is the number of chromosomes in the female gamete? What is the number of chromosomes in the zygote? -Biology

Last Answer : The number of chromosome in the female gamete would be same as that in the male gamete, i.e., it will have 24 chromosomes. The number of chromosome in the zygote would be double the number present in the gamete and hence, it would be 48.

What are gametes? -Biology

Description : What are gametes? -Biology

Last Answer : answer:

Where do bryophyte gametes combine? -Biology

Description : Where do bryophyte gametes combine? -Biology

Last Answer : answer:

Where do bryophyte gametes combine? -Biology

Description : Where do bryophyte gametes combine? -Biology

Last Answer : answer:

The gametes taking part in double fertilization are

Description : The gametes taking part in double fertilization are

Last Answer : The gametes taking part in double fertilization are A. 5 B. 4 C. 3 D. 2

$ Formation of motile gametes occurs in Red Algae. ! Motile gametes in Cycas are muticiliated.

Description : $ Formation of motile gametes occurs in Red Algae. ! Motile gametes in Cycas are muticiliated.

Last Answer : $ Formation of motile gametes occurs in Red Algae. ! Motile gametes in Cycas are muticiliated. A. If both ... is wrong D. If both As and R are wrong.

$ Amitosis occurs with spindle formation. ! Amitosis occurs during the formation of gametes in diploid organisms.

Description : $ Amitosis occurs with spindle formation. ! Amitosis occurs during the formation of gametes in diploid organisms.

Last Answer : $ Amitosis occurs with spindle formation. ! Amitosis occurs during the formation of gametes in diploid organisms. ... D. If both As and R are wrong.

Name the muscles which assit in the transportation of food through the digestive tract and gametes through the genital tract.

Description : Name the muscles which assit in the transportation of food through the digestive tract and gametes through the genital tract.

Last Answer : Name the muscles which assit in the transportation of food through the digestive tract and gametes through the genital tract.

If for some reason, the vesa effeerentia in the human reproductive system get blocked, the gametes will not transported from

Description : If for some reason, the vesa effeerentia in the human reproductive system get blocked, the gametes will not transported from

Last Answer : If for some reason, the vesa effeerentia in the human reproductive system get blocked, the gametes will ... C. Ovary to uterus D. Vagina to uterus

Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of gonads forms gametes

Description : Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of gonads forms gametes

Last Answer : Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of ... . If both Assertion & Reason are false.

Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of gonads forms gametes .

Description : Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of gonads forms gametes .

Last Answer : Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of ... D. If both Assertion & Reason are false.

Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. Reason: the plant body of the monera, fungi,a

Description : Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. Reason: the plant body of the monera, fungi,a

Last Answer : Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. ... , fungi,algae and bryophytes is haploid.

In bryophytes and pteridophytes, transport of male gametes requires

Description : In bryophytes and pteridophytes, transport of male gametes requires

Last Answer : In bryophytes and pteridophytes, transport of male gametes requires (A) Birds (B) Water (C) Wind (D) Insects

How are male and female gametes production different?

Description : How are male and female gametes production different?

Last Answer : In males 4 sperms are produced from one cell while in female 1egg and 3 polar bodies are produced in mammals .

Where are Male gametes are produced?

Description : Where are Male gametes are produced?

Last Answer : Need answer

What are Two types of gametes produced by meiosis?

Description : What are Two types of gametes produced by meiosis?

Last Answer : the female egg and male sperm.

What are gametes produced by women called?

Description : What are gametes produced by women called?

Last Answer : haploids or zygotes

What gametes would an organism with the genotype Bb produce?

Description : What gametes would an organism with the genotype Bb produce?

Last Answer : B b

Why must gametes only contain half the amount of genetic information of the parent?

Description : Why must gametes only contain half the amount of genetic information of the parent?

Last Answer : As gametes are only the reproductive cells of one parent (either but not both).

How many gametes are need for non-identical twins?

Description : How many gametes are need for non-identical twins?

Last Answer : Feel Free to Answer

Are gametes a sperm and egg cell?

Description : Are gametes a sperm and egg cell?

Last Answer : Need answer

Why is it crucial that gametes reduce their number of chromosomes by half?

Description : Why is it crucial that gametes reduce their number of chromosomes by half?

Last Answer : Need answer

What is the process of two gametes joining to form a zygote called?

Description : What is the process of two gametes joining to form a zygote called?

Last Answer : Need answer

What possible gametes will this plant produce?

Description : What possible gametes will this plant produce?

Last Answer : Need answer

What are the reproductive organs that produce gametes in both male and female?

Description : What are the reproductive organs that produce gametes in both male and female?

Last Answer : That would be the Gonads.

How many gametes does a llama have?

Description : How many gametes does a llama have?

Last Answer : I would like to know if it is possible to buy large quantitiesof artisanal objects or not, and then send them to my country ofresidence (eg if I want to go to Russia and buy these dolls fromthere ... and bring them tomy country ). You have to hire a shipping service or something, butI mean customs

What happens at fertilization after gametes experiance meiosis?

Description : What happens at fertilization after gametes experiance meiosis?

Last Answer : The development of a new progeny organism is then initiated by the fusion of these gametes at fertilization

Development of Sporophyte from gametophyte tissue without fusion of gametes is: (a) Apospory (b) Apogamy (c) Apomixis (d) Parthenogenesis

Description : Development of Sporophyte from gametophyte tissue without fusion of gametes is: (a) Apospory (b) Apogamy (c) Apomixis (d) Parthenogenesis

Last Answer : Ans. ((b))

In the metagenesis of Aurelia and Obelia what is the form that produces gametes? What is the form that reproduces asexually?

Description : In the metagenesis of Aurelia and Obelia what is the form that produces gametes? What is the form that reproduces asexually?

Last Answer : In the metagenesis of some coelenterates, like Aurelia and Obelia, there is alternation between polypoid and medusoid forms. The polyps reproduce asexually originating medusae that then liberate ... and by strobilization in Aurelia. Image Diversity: metagenesis of Aurelia metagenesis of Obelia

Genes are not found in pairs - (1) in body cells (2) in ovary after fertilization (3) in gametes (4) in zygotes

Description : Genes are not found in pairs - (1) in body cells (2) in ovary after fertilization (3) in gametes (4) in zygotes

Last Answer : (3) in gametes Explanation: Genes are a part of the chromosome and are found in pairs in somatic cells. One member of the gene pair segregates into a gamete, thus each gamete only carries one member of the gene pair. Gametes unite at random and irrespective of the other gene pairs involved.

State Mendel’s law of segregation or law of purity of gametes.

Description : State Mendel’s law of segregation or law of purity of gametes.

Last Answer : “The pair of factors for a given character separates in equal ratio at the time of gamete formation during meiosis”.

In gymnosperms, the female gametes are produced in structures called

Description : In gymnosperms, the female gametes are produced in structures called

Last Answer : megasporophyll.

In gymnosperms, the male gametes are produced in structures called

Description : In gymnosperms, the male gametes are produced in structures called

Last Answer : microsporophyll.

The independent structure developed in pteridophytes which produces male and female gametes is

Description : The independent structure developed in pteridophytes which produces male and female gametes is

Last Answer : Prothallus.

Cryopreservation of gametes of threatened species in viable and fertile condition can be referred to as (a) in situ conservation by sacred groves (b) in situ cryo-conservation of biodiversity (c) in situ conservation of biodiversity (d) advanced ex situ conservation of biodiversity.

Description : Cryopreservation of gametes of threatened species in viable and fertile condition can be referred to as (a) in situ conservation by sacred groves (b) in situ cryo-conservation of biodiversity (c) in situ conservation of biodiversity (d) advanced ex situ conservation of biodiversity.

Last Answer : (d) advanced ex situ conservation of biodiversity.

How many different types of genetically different gametes will be produced by a heterozygous plant having the genotype AABbCc? (a) Six (b) Nine (c) Two (d) Four

Description : How many different types of genetically different gametes will be produced by a heterozygous plant having the genotype AABbCc? (a) Six (b) Nine (c) Two (d) Four

Last Answer : (d) Four

How many different kinds of gametes will be produced by a plant having the genotype AABbCC? (a) Two (b) Three (c) Four (d) Nine

Description : How many different kinds of gametes will be produced by a plant having the genotype AABbCC? (a) Two (b) Three (c) Four (d) Nine

Last Answer : (a) Two

Two linked genes a and b show 20% recombination. the individuals of a dihybrid cross between ++/++ × ab/ab shall show gametes (a) ++ : 80 : : ab : 20 (b) ++ : 50 : : ab : 50 (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10 (d) ++ : 30 : : ab : 30 : : + a : 20 : : + b : 20.

Description : Two linked genes a and b show 20% recombination. the individuals of a dihybrid cross between ++/++ × ab/ab shall show gametes (a) ++ : 80 : : ab : 20 (b) ++ : 50 : : ab : 50 (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10 (d) ++ : 30 : : ab : 30 : : + a : 20 : : + b : 20.

Last Answer : (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10