Stem cells which are capable of developing into other types of cells come from the (1) roots (2) stem (3) embryo (4) flower

Stem cells which are capable of developing into other types of cells come from the (1) roots (2) stem (3) embryo (4) flower
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embryo
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The term that is used to refer to a primitive cell, capable of selfreplication and differentiation, is a) stem cell. Stem cells may differentiate into myeloid or lymphoid stem cells. b) band cell. A band cell is a slightly immature neutrophil. c) spherocyte. A spherocyte is a red blood cell without central pallor. d) reticulocyte. A reticulocyte is a slightly immature red blood cell.

Description : The term that is used to refer to a primitive cell, capable of selfreplication and differentiation, is a) stem cell. Stem cells may differentiate into myeloid or lymphoid stem cells. b) band ... blood cell without central pallor. d) reticulocyte. A reticulocyte is a slightly immature red blood cell.

Last Answer : a) stem cell. Stem cells may differentiate into myeloid or lymphoid stem cells.

Study the given figure below and answer the question that follow important-questions-for-class-12-biology-cbse-fertilisation-pregnancy-and-embryonic-development-t-33-3 (i)Name the stage of human embryo the figure represents. (ii)Identify Ain the figure and mention its function. (iii)Mention the fate of the inner cell mass after implantation in the uterus. (iv)Where are the stem cells located in this embryo? -Biology

Description : Study the given figure below and answer the question that follow important-questions-for-class-12-biology-cbse-fertilisation-pregnancy-and-embryonic-development-t-33-3 (i)Name the stage of human embryo the ... implantation in the uterus. (iv)Where are the stem cells located in this embryo? -Biology

Last Answer : (i)The stage is blastocyst. (ii) A—Trophoblast. It helps in attachment to endometrium during implantation and provides nourishment to developing embryo. (iii) Inner cell mass acts as precursor to embryo ... into ectoderm and endoderm. (iv) Stem cells are located in inner cell mass of embryo.

A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is  (a) justified  (b) not possible  (c) may be possible with lot of sophistications  (d) cost will be very high  (e) theroretically possible.

Description : A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is  ( ... be possible with lot of sophistications  (d) cost will be very high  (e) theroretically possible.

Last Answer : Answer : b

Which is the membrane that protects the developing embryo from desication? -Do You Know?

Description : Which is the membrane that protects the developing embryo from desication? -Do You Know?

Last Answer : answer:

An egg of bird was coated with varnish and then incubated . The egg did not hatch because the developing embryo

Description : An egg of bird was coated with varnish and then incubated . The egg did not hatch because the developing embryo

Last Answer : An egg of bird was coated with varnish and then incubated . The egg did not hatch because the ... supply D. died because of toxic effect of varnish

What is the developing embryo called after the first 2 months?

Description : What is the developing embryo called after the first 2 months?

Last Answer : After the 8th week, the embryo is called a fetus.

Young embryo is removed from developing seeds and planted on a suitable nutrient medium in vitro is called as

Description : Young embryo is removed from developing seeds and planted on a suitable nutrient medium in vitro is called as

Last Answer : Ans. Embryo culture

Endosperm is consumed by developing embryo in the seed of (a) pea (b) maize (c) coconut (d) castor.

Description : Endosperm is consumed by developing embryo in the seed of (a) pea (b) maize (c) coconut (d) castor.

Last Answer : (a) pea

Where in the stem cell of an embryo are instructions located for how to build the heart?

Description : Where in the stem cell of an embryo are instructions located for how to build the heart?

Last Answer : deoxyribonucleus acid

1. Which Indian missile is capable of carrying nuclear weapons? 2. Which Scientists has established the ‘Phylum Annelida’? 3. How is the censorship of the press judged? 4. Plants which lack true roots, stems and leaves are called by which name? 5. In Rigvedic society, which was unknown?

Description : 1. Which Indian missile is capable of carrying nuclear weapons? 2. Which Scientists has established the Phylum Annelida'? 3. How is the censorship of the press judged? 4. Plants which lack true roots ... identical to those of the earth? 20. Where did the Pallava kings make of rock-cut temples?

Last Answer : Answer : 1. Prithvi 2. Lamark 3. By the test of reasonableness 4. Thallophytes 5. Child marriage 6. Because of Radiation 7. Capital expenditure 8. Agni 9. Gems and Jwellery 10. Maski 11. Emphysama 12. ... 13. Mercury 14. Fertilizers 15. Ashoka 16. Mysore 17. GNP 18. Lead 19. Mars 20. Mahabalipuram

Which one of the following is not common between Funaria and Selaginella? (a) Archegonium (b) Embryo (c) Flagellate sperms (d) Roots

Description : Which one of the following is not common between Funaria and Selaginella? (a) Archegonium (b) Embryo (c) Flagellate sperms (d) Roots

Last Answer : (d) Roots

Tissues are constructed from many distinct cell types that perform different functions in response to signals from each other and the extracellular matrix. During tissue development and tissue regeneration, stem cells serve as a reservoir of undifferentiated cells that have the capacity to mature into different cell types. What is the name of the process that stem cells undergo when they are required to generate a particular type of cell?

Description : Tissues are constructed from many distinct cell types that perform different functions in response to signals from each other and the extracellular matrix. During tissue development and tissue regeneration, ... that stem cells undergo when they are required to generate a particular type of cell?

Last Answer : Asymmetric cell division. After asymmetric division, each of the two resulting daughter cells has a unique life course. For example, one daughter cell may differentiate into a specific cell type ( ... cell), whereas the other daughter cell may remain a stem cell with unlimited proliferative ability.

Ripened ovary is called as: a. Flower b. Seed c. Fruit d. Embryo

Description : Ripened ovary is called as: a. Flower b. Seed c. Fruit d. Embryo

Last Answer : Fruit

You find a herbaceous flowering plant growing in your school garden having leaves with parallel venation. Choose the correct additional features the given plant would be possessing. (I) It has no secondary vascular tissues. (II) Its flower possesses three sepals. (Ill) It possesses tap root. (IV) Its embryo has 2 cotyledons. (1) (I) and (II) (2) (I) and (III) (3) (II) and (IV) (4) (III) and (IV)

Description : You find a herbaceous flowering plant growing in your school garden having leaves with parallel venation. Choose the correct additional features the given plant would be possessing. (I) It has no secondary vascular tissues. (II) Its flower ... (2) (I) and (III) (3) (II) and (IV) (4) (III) and (IV)

Last Answer : 1) (I) and (II)

A primary molar has relatively un-resorbed roots encompassing the permanent tooth bud. What extraction technique would you use to avoid the inadvertent removal of a developing bicuspid

Description : A primary molar has relatively un-resorbed roots encompassing the permanent tooth bud. What  extraction technique would you use to avoid the inadvertent removal of a developing bicuspid 

Last Answer : Section the tooth vertically and remove each root separately 

How are embryonic stem cells different from other types of stem cell?

Description : How are embryonic stem cells different from other types of stem cell?

Last Answer : Need Answer

How do I start an new orchid that had the roots on the stem

Description : How do I start an new orchid that had the roots on the stem

Last Answer : Need Answer

If you cut a rose bush stem can you grow roots on it to transplant a new bush ?

Description : If you cut a rose bush stem can you grow roots on it to transplant a new bush ?

Last Answer : Some people have been lucky doing this. Dip the end in rootone and plant in soil water and wait & see.

Why is 'endarch' supposed to be the arrangement of stem and not roots ? -Biology

Description : Why is 'endarch' supposed to be the arrangement of stem and not roots ? -Biology

Last Answer : answer:

Assertion : In stem, pericycle take active part in secondary growth. Reason : In dicots, pericycle has the capacity to produce lateral roots.

Description : Assertion : In stem, pericycle take active part in secondary growth. Reason : In dicots, pericycle has the capacity to produce lateral roots.

Last Answer : Assertion : In stem, pericycle take active part in secondary growth. Reason : In dicots, pericycle has ... D. If both assertion and reason are false.

Ginger and sweet potato are (a) Homologous (b) Stem and roots respectively (c) Analogous (d) Both (b) and (c)

Description : Ginger and sweet potato are (a) Homologous (b) Stem and roots respectively (c) Analogous (d) Both (b) and (c)

Last Answer : Ans:(d)

Opium is a plant product obtained from – (1) dried leaves (2) dried latex (3) roots (4) stem bark

Description : Opium is a plant product obtained from – (1) dried leaves (2) dried latex (3) roots (4) stem bark

Last Answer : (2) dried latex Explanation: Opium is the dried latex obtained from the opium poppy. Opium contains approximately 12% morphine, an alkaloid, which is frequently processed chemically to produce ... The latex also includes codeine and non-narcotic alkaloids such as papaverine, thebaine and noscapine.

In which part of the Plant does photosynthesis take place? A. Flowers B. Roots C. Stem D. Leaves (Answer)

Description : In which part of the Plant does photosynthesis take place? A. Flowers B. Roots C. Stem D. Leaves (Answer)

Last Answer : D. Leaves (Answer)

Mycorrhiza is associated with what part of plants? (A) Roots (B) Leaf (C) Stem (D) Fruits

Description : Mycorrhiza is associated with what part of plants? (A) Roots (B) Leaf (C) Stem (D) Fruits

Last Answer : (A) Roots

Mycorrhiza is associated with what part of plants? (A) Roots (B) Leaf (C) Stem (D) Fruits

Description : Mycorrhiza is associated with what part of plants? (A) Roots (B) Leaf (C) Stem (D) Fruits

Last Answer : (A) Roots

A slender trailing stem taking roots at the node is a. Runner b. Rhizome c. Tuber d. Bulbs

Description : A slender trailing stem taking roots at the node is a. Runner b. Rhizome c. Tuber d. Bulbs

Last Answer : Runner

Plant Parasitic Nematode Feed on the of the Plant? A. Leaves B. Stem C. Fruits D. Roots

Description : Plant Parasitic Nematode Feed on the of the Plant? A. Leaves B. Stem C. Fruits D. Roots

Last Answer : D. Roots

The symptoms of powdery mildew of pea (caused by Erysiphe polygoni) first appears on (a) Stem (b) Roots (c) Leaves (d) Flowers

Description : The symptoms of powdery mildew of pea (caused by Erysiphe polygoni) first appears on (a) Stem (b) Roots (c) Leaves (d) Flowers

Last Answer : (c) Leaves

Sweet potato is propagated by: a. Stem cuttings b. Tubers c. Roots d. a & b

Description : Sweet potato is propagated by: a. Stem cuttings b. Tubers c. Roots d. a & b

Last Answer : a & b

How does the supply of nitrogen in grains take place? (a) From old leaves (b) From plant roots (c) From stem (d) By photosynthesis

Description : How does the supply of nitrogen in grains take place? (a) From old leaves (b) From plant roots (c) From stem (d) By photosynthesis

Last Answer : (a) From old leaves

The roots that originate from the base of the stem are (a) fibrous roots (b) primary roots (c) prop roots (d) lateral roots.

Description : The roots that originate from the base of the stem are (a) fibrous roots (b) primary roots (c) prop roots (d) lateral roots.

Last Answer : (a) fibrous roots

Mycorrhiza is correctly described as (a) parasitic association between roots and some fungi (b) symbiotic relationship between fungi and roots of some higher plants (c) symbiosis of algae and fungi (d) relation of ants with the stem of some trees.

Description : Mycorrhiza is correctly described as (a) parasitic association between roots and some fungi (b) symbiotic relationship between fungi and roots of some higher plants (c) symbiosis of algae and fungi (d) relation of ants with the stem of some trees.

Last Answer : (b) symbiotic relationship between fungi and roots of some higher plants

Which part of the plant of Cinchona officinalis is used for its preparation Options: 1) Bark 2) Stem with leaves 3) Roots 4) Whole plant

Description : Which part of the plant of Cinchona officinalis is used for its preparation Options: 1) Bark 2) Stem with leaves 3) Roots 4) Whole plant

Last Answer : Correct Answer: 1) Bark

Which underground stem modification does not possess roots? Mention its scientific name.

Description : Which underground stem modification does not possess roots? Mention its scientific name. 

Last Answer : Ans: Stem tuber is the underground stem modification that does not possess roots. Solanum tuberosum is its scientific name.  

Opium is a plant product obtained from (1) dried leaves (2) dried latex (3) roots (4) stem bark

Description : Opium is a plant product obtained from (1) dried leaves (2) dried latex (3) roots (4) stem bark

Last Answer : dried latex

Proteins formed when cells are exposed to viral or foreign agents that are capable of activating other components of the immune system are referred to as a) interferons. Interferons are biologic response modifiers with nonspecific viricidal proteins.

Description : Proteins formed when cells are exposed to viral or foreign agents that are capable of activating other components of the immune system are referred to as a) interferons. Interferons are biologic ... series of enzymatic proteins in the serum that, when activated, destroy bacteria and other cells.

Last Answer : a) interferons. Interferons are biologic response modifiers with nonspecific viricidal proteins.

Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Description : Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Last Answer : (4) they have specialised bulli-form cells Explanation: Bulliform cells are large, bubbleshaped epidermal cells that occur in groups on the upper surface of the leaves of many grasses. These cells, by their turgor changes, cause rolling and unrolling of the leaves thus regulating water loss.

Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Description : Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Last Answer : they have specialised bulliform cells

How to start stem with leaves and flower buds from cactus

Description : How to start stem with leaves and flower buds from cactus

Last Answer : Need Answer

when calla lilies flower is shribbling and turning brown should i cut the flower off at the bottom of the stem?

Description : when calla lilies flower is shribbling and turning brown should i cut the flower off at the bottom of the stem?

Last Answer : Need Answer

Black stem, purple flower, green leaf

Description : Black stem, purple flower, green leaf

Last Answer : Need Answer

Black stem, purple flower, green leaf

Description : Black stem, purple flower, green leaf

Last Answer : Need Answer

(tomato plant flowers then stem behind flower dries up and falls off)

Description : (tomato plant flowers then stem behind flower dries up and falls off)

Last Answer : No pollination is the answer. Are the tomato plants staked? shake the stake every morning. That shakes pollin from one bud to another and you should get fruit.

The position of which stem in the center of the flower ?

Description : The position of which stem in the center of the flower ?

Last Answer : The femur is located in the center of the flower.

What kind of stem is there in Shimul flower ?

Description : What kind of stem is there in Shimul flower ?

Last Answer : Shimul flowers have many clusters

Is a carrot a root leaf stem flower or seed?

Description : Is a carrot a root leaf stem flower or seed?

Last Answer : lalalalal

Match the spice in List I with the plant part in List II and select the correct answer from the codes given below the lists. List I - (Spice) List II - (Plant part used) A. Cinnamon 1. Fruit B. Pepper 2. Flower bud C. Clove 3. Stem D. Turmeric 4. Stem bark Codes: A B C D (a) 4 1 2 3 (b) 3 2 1 4 (c) 2 1 4 3 (d) 4 3 2 1

Description : Match the spice in List I with the plant part in List II and select the correct answer from the codes given below the lists. List I - (Spice) List II - (Plant part used) A. Cinnamon 1. Fruit B. Pepper 2. Flower bud C. Clove 3. Stem D. ... A B C D (a) 4 1 2 3 (b) 3 2 1 4 (c) 2 1 4 3 (d) 4 3 2 1

Last Answer : Ans:(a)

When we eat cauliflower we consume (a) Leaf (b) Stem (c) Flower (d) Inflorescence

Description : When we eat cauliflower we consume (a) Leaf (b) Stem (c) Flower (d) Inflorescence

Last Answer : Ans:(d)

Clove is obtained from – (1) Root (2) Stem (3) Leaves (4) Flower buds

Description : Clove is obtained from – (1) Root (2) Stem (3) Leaves (4) Flower buds

Last Answer : (4) Flower buds Explanation: Cloves are obtained from the aromatic flower buds of a tree in the family Myrtaceae, Syzygium aromaticum. Cloves ate the dried unopened flower buds and calyx tubes, harvested ... have opened, of the clove tree. Cloves are collected when the flower bud is not yet open.

Which part of the tea plant is used for making tea? (1) root (2) flower (3) Leaves (4) Stem

Description : Which part of the tea plant is used for making tea? (1) root (2) flower (3) Leaves (4) Stem

Last Answer : (3) Leaves Explanation: The tea plant is an evergreen of the Camellia family that is local to China, Tibet, and northern India. Tea is an aromatic beverage commonly prepared by pouring hot or boiling water over cured leaves of the Camellia sinensis.