Where does double fertilization occur in plants? -Biology

Where does double fertilization occur in plants? -Biology
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Where does double fertilization occur in plants? -Biology

Description : Where does double fertilization occur in plants? -Biology

Last Answer : answer:

Write a note on double fertilization in flowering plants?

Description : Write a note on double fertilization in flowering plants?

Last Answer : In this method pollen tube nucleus helps to carry the two sperm nuclei into the ovule. One of the two sperms fuses with egg to form diploid zygote and other sperm nucleus fuses with the ... gamete at a time fuse with two female cells, therefore this fertilization is called double fertilization. 

Which one of the following statements is wrong?a)Pollen grains in some plants remain viable for monthsb)Intine is made up of cellulose and pectinc)When pollen is shed at two-celled state, double fertilization does not take placed)Vegetative cell is larger than generative cell

Description : Which one of the following statements is wrong?a)Pollen grains in some plants remain viable for monthsb)Intine is made up of cellulose and pectinc)When pollen is shed at two-celled state, double fertilization does not take placed)Vegetative cell is larger than generative cell

Last Answer : c)When pollen is shed at two-celled state, double fertilization does not take place

Explain the process of double fertilization. -Biology

Description : Explain the process of double fertilization. -Biology

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Significance of double fertilization. -Biology

Description : Significance of double fertilization. -Biology

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Significance of double fertilization? -Biology

Description : Significance of double fertilization? -Biology

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Polar nuclei and double fertilization -Biology

Description : Polar nuclei and double fertilization -Biology

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Double fertilization in angiosperms produces? -Biology

Description : Double fertilization in angiosperms produces? -Biology

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Result of double fertilization in angiosperms? -Biology

Description : Result of double fertilization in angiosperms? -Biology

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Why is fertilization in the flower known as double fertilization? -Biology

Description : Why is fertilization in the flower known as double fertilization? -Biology

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Polar nuclei and double fertilization -Biology

Description : Polar nuclei and double fertilization -Biology

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Double fertilization in angiosperms produces? -Biology

Description : Double fertilization in angiosperms produces? -Biology

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Result of double fertilization in angiosperms? -Biology

Description : Result of double fertilization in angiosperms? -Biology

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Why is fertilization in the flower known as double fertilization? -Biology

Description : Why is fertilization in the flower known as double fertilization? -Biology

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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

$ Double fertilization and triple fusion occurs in Angiosperms. ! Triple fusion produces triploid type of endosperm.

Description : $ Double fertilization and triple fusion occurs in Angiosperms. ! Triple fusion produces triploid type of endosperm.

Last Answer : $ Double fertilization and triple fusion occurs in Angiosperms. ! Triple fusion produces triploid type of endosperm ... D. If both As and R are wrong.

Double fertilization is found in: (a) Bryophytes (b) Angiosperms (c) Gymnosperms (d) Pteridophytes

Description : Double fertilization is found in: (a) Bryophytes (b) Angiosperms (c) Gymnosperms (d) Pteridophytes

Last Answer : Ans. ((b))

In tissue culture medium, the embryoids formed from pollen grains is due to (a) cellular totipotency (b) organogenesis (c) double fertilization (d) test tube culture.

Description : In tissue culture medium, the embryoids formed from pollen grains is due to (a) cellular totipotency (b) organogenesis (c) double fertilization (d) test tube culture.

Last Answer : (a) cellular totipotency

11.Theploidy of the zygote in angiosperms after double fertilization is (a) 4n (b) n (c) 2n (d) 8n.

Description : 11.Theploidy of the zygote in angiosperms after double fertilization is (a) 4n (b) n (c) 2n (d) 8n.

Last Answer : (c) 2n

Double fertilization is exhibited by : (1) Algae (2) Fungi (3) Angiosperms (4) Gymnosperms

Description : Double fertilization is exhibited by : (1) Algae (2) Fungi (3) Angiosperms (4) Gymnosperms

Last Answer : (3) Angiosperms

Double fertilization is (1) Fusion of two male gametes of a pollen tube with two different eggs (2) Fusion of one male gamete with two polar nuclei (3) Fusion of two male gametes with one egg (4) Syngamy and triple fusion

Description : Double fertilization is (1) Fusion of two male gametes of a pollen tube with two different eggs (2) Fusion of one male gamete with two polar nuclei (3) Fusion of two male gametes with one egg (4) Syngamy and triple fusion

Last Answer : (4) Syngamy and triple fusion

What do you mean by double fertilization?

Description : What do you mean by double fertilization?

Last Answer : Ans: The process of fusion of one male gamete with egg to form diploid zygote and another male gamete with the polar nuclei or secondary nucleus to form primary endosperm nucleus is called double fertilization.

Double fertilization is exhibited by: a) Gymnosperms b) Algae c) Fungi d) Angiosperms

Description : Double fertilization is exhibited by: a) Gymnosperms b) Algae c) Fungi d) Angiosperms

Last Answer : d) Angiosperms

In double fertilization, the two male nuclei fuse with

Description : In double fertilization, the two male nuclei fuse with

Last Answer : In double fertilization, the two male nuclei fuse with – Egg cell and Definitive nucleus

Double fertilization in Angiosperms was discovered by

Description : Double fertilization in Angiosperms was discovered by 

Last Answer : Double fertilization in Angiosperms was discovered by – Nawaschin

Describe double fertilization in angiosperms.

Description : Describe double fertilization in angiosperms.

Last Answer : Ans: Occurrence of two types of fertilizations in the same embryosac is called as double fertilization. It was discovered by Nawaschin in Fritillaria and Lilium. It is a feature of angiosperms. ... . It was discovered by Nawaschin in Fritillaria and Lilium. PEN develops into endosperm. 

Fertilization of ovum occur in

Description : Fertilization of ovum occur in

Last Answer : Fertilization of ovum occur in A. Fimbriae of oviduct B. Isthmus of oviduct C. Ampulla of oviduct D. None of the above.

Assertion : If fertilization dies not occur than the corpus luteum begins to degenerate . Reason : The levels of progesterone and estrogen decline due

Description : Assertion : If fertilization dies not occur than the corpus luteum begins to degenerate . Reason : The levels of progesterone and estrogen decline due

Last Answer : Assertion : If fertilization dies not occur than the corpus luteum begins to degenerate . Reason : The ... D. If both Assertion & Reason are False.

Why did fertilization occur more slowly in Europe than in the fertile crescent?

Description : Why did fertilization occur more slowly in Europe than in the fertile crescent?

Last Answer : europeans had more rainfall

Where does the fertilization occur?

Description : Where does the fertilization occur?

Last Answer : Embryo sac

Which plants retain sepals even after fertilization? -Biology

Description : Which plants retain sepals even after fertilization? -Biology

Last Answer : answer:

Some plants develop fruit s without fertilization. This phenomenon is called (a) apocarpy (b) apogamy (c) parthenocarpy (d) syncarpy

Description : Some plants develop fruit s without fertilization. This phenomenon is called (a) apocarpy (b) apogamy (c) parthenocarpy (d) syncarpy

Last Answer : Ans:(c)

First and the heaviest flower drop in fruit plants occurs due to : a. Structural defects in the flowers b. Lack of pollination c. Non fertilization d. All of the abov

Description : First and the heaviest flower drop in fruit plants occurs due to : a. Structural defects in the flowers b. Lack of pollination c. Non fertilization d. All of the abov

Last Answer : All of the abov

Disadvantages of natural vegetative propagation includes a) lack of dispersal mechanisms b) no fertilization is involved c) area is quickly colonized d) daughter plants can grow quickly

Description : Disadvantages of natural vegetative propagation includes a) lack of dispersal mechanisms b) no fertilization is involved c) area is quickly colonized d) daughter plants can grow quickly

Last Answer : a) lack of dispersal mechanisms

Are pollination and fertilization necessary in apomixis? -Biology

Description : Are pollination and fertilization necessary in apomixis? -Biology

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What is the difference between pollination and fertilization? -Biology

Description : What is the difference between pollination and fertilization? -Biology

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What happens to polar nuclei after fertilization? -Biology

Description : What happens to polar nuclei after fertilization? -Biology

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What is the difference between pollination and fertilization? -Biology

Description : What is the difference between pollination and fertilization? -Biology

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What happens to polar nuclei after fertilization? -Biology

Description : What happens to polar nuclei after fertilization? -Biology

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Post fertilization changes in flower. -Biology

Description : Post fertilization changes in flower. -Biology

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Post fertilization changes in flower. -Biology

Description : Post fertilization changes in flower. -Biology

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why is zygote is formed after fertilization? -Biology

Description : why is zygote is formed after fertilization? -Biology

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why is zygote is formed after fertilization? -Biology

Description : why is zygote is formed after fertilization? -Biology

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The double energy transient occur in the?

Description : The double energy transient occur in the?

Last Answer : The double energy transient occur in the R-L-C circuit.

Difference between mitosis after fertilization and mitosis for growth?

Description : Difference between mitosis after fertilization and mitosis for growth?

Last Answer : Need Answer

If you were seeking to get pregnant via in vitro fertilization, what would you do if you found out that the wrong embryos were implanted?

Description : If you were seeking to get pregnant via in vitro fertilization, what would you do if you found out that the wrong embryos were implanted?

Last Answer : I'm assuming that since I'm using in vitro, it's been hard for me to conceive. I'd let it go and keep the embryos that were implanted - the universe has a way of making these things happen even if ... want to see what kind of a relationship she'd want with me, the babies (if they are born), etc.

What is the best location to grow grapes? What type of fertilization is best?

Description : What is the best location to grow grapes? What type of fertilization is best?

Last Answer : Need Answer

What is development of fruit without fertilization called? -Do You Know?

Description : What is development of fruit without fertilization called? -Do You Know?

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What happens a few days after fertilization?

Description : What happens a few days after fertilization?

Last Answer : the embryo attaches the mother