Among vascular plants which is the dominant generation? -Biology

Among vascular plants which is the dominant generation? -Biology
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Among vascular plants which is the dominant generation? -Biology

Description : Among vascular plants which is the dominant generation? -Biology

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f we cross pure-bred tall (dominant) pea plant with pure-bred dwarf (recessive) pea plant we will get pea plants of F1 generation. If we now self-cross the pea plant of F2 generation, then we obtain pea plants of F2 generation. (a) What do the plants of F2 generation look like? (b) State the ratio of tall plants to dwarf plants in F2 generation. (c) State the type of plants not found in F2 generation but appeared in F2 generation, mentioning the reason for the same. -Biology

Description : f we cross pure-bred tall (dominant) pea plant with pure-bred dwarf (recessive) pea plant we will get pea plants of F1 generation. If we now self-cross the pea plant of F2 generation, ... plants not found in F2 generation but appeared in F2 generation, mentioning the reason for the same. -Biology

Last Answer : Answer. (a) All plants of F1 generation will be tall plants. (b) 3:1 (c) Dwarf trait is recessive trait which was not expressed in the F1 generation, the recessive trait gets expressed in the F2 generation after self pollination.

Give reason: a) Tallness is called dominant factor in the F2 generation of pea plants.

Description : Give reason: a) Tallness is called dominant factor in the F2 generation of pea plants.

Last Answer : a) Tallness is called dominant factor in the F2 generation of pea plants. In the F2 generation tallness was the factor which expressed hence it is called the dominant factor. b) Dwarfness is called ... . In the F2 generation dwarfness was hidden or concealed, hence it is called the recessive factor.

In pea plants, yellow seeds are dominant to green. If a heterozygous yellow seeded plant is crossed with a green seeded plant, what ratio of yellow and green seeded plants would you expect in F1 generation? (a) 9 : 1 (b) 1 : 3 (c) 3 : 1 (d) 50 : 50

Description : In pea plants, yellow seeds are dominant to green. If a heterozygous yellow seeded plant is crossed with a green seeded plant, what ratio of yellow and green seeded plants would you expect in F1 generation? (a) 9 : 1 (b) 1 : 3 (c) 3 : 1 (d) 50 : 50

Last Answer : (d) 50 : 50

What are the similarities and difference among the 3 life spans of vascular seeded plants?

Description : What are the similarities and difference among the 3 life spans of vascular seeded plants?

Last Answer : Feel Free to Answer

In Mendel’s experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the expected phenotypes in the F2 generation of the cross RRYY × rryy? (a) Round seeds with yellow cotyledons, and wrinkled seeds with yellow cotyledons (b) Only round seeds with green cotyledons (c) Only wrinkled seeds with yellow cotyledons (d) Only wrinkled seeds with green cotyledons

Description : In Mendel's experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the ... green cotyledons (c) Only wrinkled seeds with yellow cotyledons (d) Only wrinkled seeds with green cotyledons

Last Answer : (d) Only wrinkled seeds with green cotyledons

An allele is dominant if it is expressed in (a) both homozygous and heterozygous states (b) second generation (c) heterozygous combination (d) homozygous combination.

Description : An allele is dominant if it is expressed in (a) both homozygous and heterozygous states (b) second generation (c) heterozygous combination (d) homozygous combination.

Last Answer : (a) both homozygous and heterozygous states

Which one of the following cannot be explained on the basis of Mendel’s law of dominance? (a) The discrete unit controlling a particular character is called a factor. (b) Out of one pair of factors one is dominant, and the other recessive. (c) Alleles do not show any blending and both the characters recover as such in F2 generation. (d) Factors occur in pairs.

Description : Which one of the following cannot be explained on the basis of Mendel's law of dominance? (a) The discrete unit controlling a particular character is called a factor. (b) Out of one pair of ... any blending and both the characters recover as such in F2 generation. (d) Factors occur in pairs.

Last Answer : (c) Alleles do not show any blending and both the characters recover as such in F2 generation

Which type of Mendelian inherited condition results in both genders being affected equally in a vertical pattern? a) Automosomal dominant inheritance An individual who has an autosomal dominant inherited condition carries a gene mutation for that condition on one chromosome of a pair. b) Automosomal recessive inheritance The pattern of inheritance in autosomal recessive inherited conditions is different from that of autosomal dominant inherited conditions in that it is more horizontal than vertical, with relatives of a single generation tending to have the condition. c) X-linked inheritance X-linked conditions may be inherited in families in recessive or dominant patterns.

Description : Which type of Mendelian inherited condition results in both genders being affected equally in a vertical pattern? a) Automosomal dominant inheritance An individual who has an autosomal dominant ... that combine during early embryonic development leading to incomplete closure of the neural tube.

Last Answer : a) Automosomal dominant inheritance An individual who has an autosomal dominant inherited condition carries a gene mutation for that condition on one chromosome of a pair.

You discover a new species of a plant. You also discover that it produces motile sperms and dominant generation has diploid cells. It belongs to (1) Bryophyte (2) Angiosperm (3) Gymnosperm (4) Pteridophyte

Description : You discover a new species of a plant. You also discover that it produces motile sperms and dominant generation has diploid cells. It belongs to (1) Bryophyte (2) Angiosperm (3) Gymnosperm (4) Pteridophyte

Last Answer : 4) Pteridophyte

Among the herbicide resistant crops, which crop was the most dominant transgenic crops in 2010 a).Soybean b). Cotton c). Maize d).Sugarbeet

Description : Among the herbicide resistant crops, which crop was the most dominant transgenic crops in 2010 a).Soybean b). Cotton c). Maize d).Sugarbeet

Last Answer : a).Soybean

1. Which rays can pass through 20 cm thickness of steel? 2. Which characteristic is common among parrot, platypus and kangaroo? 3. In India, in which banking is the Public Sector is most dominant? 4. Which does not have a unit of Hindustan Aeronautics Ltd (HAL) ? 5. Who was the British PM at the time of Revolt of 1857?

Description : 1. Which rays can pass through 20 cm thickness of steel? 2. Which characteristic is common among parrot, platypus and kangaroo? 3. In India, in which banking is the Public Sector is ... Aeolian process? 20. Who was instrumental in bringing the Extremists and the Moderates together at Lucknow?

Last Answer : Answer : 1. ã-rays 2. Functional post anal tail 3. Commercial banking 4. Kolkata 5. Pamstern 6. Retro virus 7. Lord Pethick Lawrence 8. Chlorine 9. Varanasi 10. Jawaharlal Nehru 11. Gasoline ... 17. By infrared rays 18. State Bank of India 19. Corrosion, attrition, deflation 20. Annie Besant

In which plants vascular bundles are closed? -Biology

Description : In which plants vascular bundles are closed? -Biology

Last Answer : answer:

Seedless vascular plants examples? -Biology

Description : Seedless vascular plants examples? -Biology

Last Answer : answer:

Seedless vascular plants characteristics -Biology

Description : Seedless vascular plants characteristics -Biology

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Vascular tissue in plants consists of? -Biology

Description : Vascular tissue in plants consists of? -Biology

Last Answer : Vascular tissue is comprised of the xylem and the phloem, the main transport systems of plants. They typically occur together in vascular bundles in all plant organs, traversing roots, stems, and ... responsible for the transport of water and dissolved ions from the roots upwards through the plant.

Where is vascular tissue found in plants? -Biology

Description : Where is vascular tissue found in plants? -Biology

Last Answer : Vascular Tissues. Vascular tissue is comprised of the xylem and the phloem, the main transport systems of plants. They typically occur together in vascular bundles in all plant organs, traversing roots, stems, and leaves.

Characteristics of seedless vascular plants? -Biology

Description : Characteristics of seedless vascular plants? -Biology

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Characteristics of vascular plants? -Biology

Description : Characteristics of vascular plants? -Biology

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Vascular plants without seeds? -Biology

Description : Vascular plants without seeds? -Biology

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Characteristics of vascular plants? -Biology

Description : Characteristics of vascular plants? -Biology

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Characteristics of seedless vascular plants? -Biology

Description : Characteristics of seedless vascular plants? -Biology

Last Answer : answer:

Vascular plants without seeds? -Biology

Description : Vascular plants without seeds? -Biology

Last Answer : answer:

Platelets have a wide array of functions in inflammation. Which of the following are among these? a. Synthesis and release of vasoactive eicosanoids b. Release of chemotactic factors c. Adherence to and coating of bacterial and tumor cells d. Increase of vascular permeability e. Phagocytosis of bacteria

Description : Platelets have a wide array of functions in inflammation. Which of the following are among these? a. Synthesis and release of vasoactive eicosanoids b. Release of chemotactic factors c. ... coating of bacterial and tumor cells d. Increase of vascular permeability e. Phagocytosis of bacteria

Last Answer : Answer: a, b, c, d Platelets are anucleated cells derived from megakaryocytes in the bone marrow. Their central role in hemostasis is well known. Platelets possess a wide ... primitive precursor inflammatory cell. Platelets serve primarily as an amplifier or modulator of the inflammatory response

In a certain plant rough seeds R are dominant and smooth seeds r RECESSIVE two plants with genotype?

Description : In a certain plant rough seeds R are dominant and smooth seeds r RECESSIVE two plants with genotype?

Last Answer : Need answer

Out of 900 reported species of living gym- nosperms; conifers are represented by about 500 species; About 2;50;000 species of an- giosperms (flowering plants) have also been reported in the world. The vast and dominant woodlands in Europe; Asia; North America and mountains such as Himalayas are wooded with?

Description : Out of 900 reported species of living gym- nosperms; conifers are represented by about 500 species; About 2;50;000 species of an- giosperms (flowering plants) have also been reported in the ... and dominant woodlands in Europe; Asia; North America and mountains such as Himalayas are wooded with?

Last Answer : only conifers

Test cross in plants or in Drosophila involves crossing (a) between two genotypes with recessive trait (b) between two F1 hybrids (c) the F1 hybrid with a double recessive genotype (d) between two genotypes with dominant trait.

Description : Test cross in plants or in Drosophila involves crossing (a) between two genotypes with recessive trait (b) between two F1 hybrids (c) the F1 hybrid with a double recessive genotype (d) between two genotypes with dominant trait.

Last Answer : (c) the F1 hybrid with a double recessive genotype

When Gregor Mendel crossed true-breeding tall plants with true-breeding short plants, all the offspring were tall because a. the allele for tall plants is recessive. b. the allele for short plants is dominant. c. the allele for tall plants is dominant. d. they were true-breeding like their parents.

Description : When Gregor Mendel crossed true-breeding tall plants with true-breeding short plants, all the offspring were tall because a. the allele for tall plants is recessive. b. the allele for short plants is dominant. c. the allele for tall plants is dominant. d. they were true-breeding like their parents.

Last Answer : c. the allele for tall plants is dominant.

The dominant source of pollution due to oxides of nitrogen (NOx) in urban areas is (A) Road trAns:port (B) Commercial Sector (C) Energy use in industry (D) Power plants

Description : The dominant source of pollution due to oxides of nitrogen (NOx) in urban areas is (A) Road trAns:port (B) Commercial Sector (C) Energy use in industry (D) Power plants

Last Answer : (B) Commercial Sector

Are spores vascular plants?

Description : Are spores vascular plants?

Last Answer : this did not answer this site is useless

$ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by intrafascicular cambium.

Description : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by intrafascicular cambium.

Last Answer : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by ... D. If both As and R are wrong.

$ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii) Gymnosperms (iii) Angiosperms

Description : $ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii) Gymnosperms (iii) Angiosperms

Last Answer : $ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii ... D. If both As and R are wrong.

Name various groups of vascular plants. Give one characteristic feature of each group.

Description : Name various groups of vascular plants. Give one characteristic feature of each group.

Last Answer : Name various groups of vascular plants. Give one characteristic feature of each group.

Which group of plant is known as first vascular and true land plants? Write their characteristics in detail.

Description : Which group of plant is known as first vascular and true land plants? Write their characteristics in detail.

Last Answer : Which group of plant is known as first vascular and true land plants? Write their characteristics in detail.

What trait dose not appear in vascular plants?

Description : What trait dose not appear in vascular plants?

Last Answer : what causes tree rings to form each year

Why are most non vascular plants short?

Description : Why are most non vascular plants short?

Last Answer : Need answer

Why can most vascular plants grow much taller than non vascular plants?

Description : Why can most vascular plants grow much taller than non vascular plants?

Last Answer : Feel Free to Answer

How are the circulatory system in animals and the vascular system in plants different?

Description : How are the circulatory system in animals and the vascular system in plants different?

Last Answer : Need answer

Do vascular plants have roots with microscopic hairs?

Description : Do vascular plants have roots with microscopic hairs?

Last Answer : Need answer

Do non vascular plants have roots with microscopic hairs?

Description : Do non vascular plants have roots with microscopic hairs?

Last Answer : Need answer

Are Brassicas nonvascular or vascular plants?

Description : Are Brassicas nonvascular or vascular plants?

Last Answer : Brassicas are vascular.

The naked seed bearing vascular plants are

Description : The naked seed bearing vascular plants are

Last Answer : gymnosperms.

The group of plants which contain vascular tissues are called

Description : The group of plants which contain vascular tissues are called

Last Answer : tracheophytes.

The first terrestrial plants to develop vascular tissues are

Description : The first terrestrial plants to develop vascular tissues are

Last Answer : pteridophytes.

What are vascular plants?

Description : What are vascular plants?

Last Answer : The group of plants in which xylem and phloem is present are called vascular plants.

What are non-vascular plants?

Description : What are non-vascular plants?

Last Answer : The group of plants in which xylem and phloem are absent are called non-vascular plants.

What do vascular plants include?

Description : What do vascular plants include?

Last Answer : Vascular plants include: a) Pteridophytes b) Gymnosperms c) Angiosperms

Which part would be most suitable for raising virus-free plants for micropropagation ? (a) Bark (b) Vascular tissue (c) Meristem (d) Node

Description : Which part would be most suitable for raising virus-free plants for micropropagation ? (a) Bark (b) Vascular tissue (c) Meristem (d) Node

Last Answer : (c) Meristem

Vascular tissues in flowering plants develop from (a) periblem (b) dermatogen (c) phellogen (d) plerome

Description : Vascular tissues in flowering plants develop from (a) periblem (b) dermatogen (c) phellogen (d) plerome

Last Answer : (d) plerome.

In which of the following would you place the plants having vascular tissue lacking seeds? (a) Pteridophytes (b) Gymnosperms (c) Algae (d) Bryophytes

Description : In which of the following would you place the plants having vascular tissue lacking seeds? (a) Pteridophytes (b) Gymnosperms (c) Algae (d) Bryophytes

Last Answer : (a) Pteridophytes