What is the feature of a metacentric chromosome? -Biology

What is the feature of a metacentric chromosome? -Biology
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A chromosome whose centromere lies at one end. (A) Sum-metacentric (B) Metacentric (C) Telocentric (D) Acrocentric

Description : A chromosome whose centromere lies at one end. (A) Sum-metacentric (B) Metacentric (C) Telocentric (D) Acrocentric

Last Answer : (C) Telocentric

Chromosome with equal arms is called (A) Metacentric (B) Sub-metacentric (C) Acrocentric (D) Telocentric

Description : Chromosome with equal arms is called (A) Metacentric (B) Sub-metacentric (C) Acrocentric (D) Telocentric

Last Answer : (A) Metacentric

What is Metacentric ?

Description : What is Metacentric ?

Last Answer : : The chromosomes whose centromeres are located in the very center are called mesenteric or metasentric chromosomes. They are shaped like the English letter V.

Arm ratio in metacentric condition is :-

Description : Arm ratio in metacentric condition is :-

Last Answer : Arm ratio in metacentric condition is :- A. `1 : 1` B. `1 : 2` C. `1 : 3` D. `2 : 3`

The chromosomes in which centromere is situated close to one end are (a) telocentric (b) sub-metacentric (c) metacentric (d) acrocentric

Description : The chromosomes in which centromere is situated close to one end are (a) telocentric (b) sub-metacentric (c) metacentric (d) acrocentric

Last Answer : (d) acrocentric.

Select the incorrect match. (a) Lampbrush – Diplotene bivalents chromosomes (b) Allosomes – Sex chromosomes (c) Sub-metacentric – L-shaped chromosomes chromosomes (d) Polytene – Oocytes of chromosomes amphibians

Description : Select the incorrect match. (a) Lampbrush – Diplotene bivalents chromosomes (b) Allosomes – Sex chromosomes (c) Sub-metacentric – L-shaped chromosomes chromosomes (d) Polytene – Oocytes of chromosomes amphibians

Last Answer : (d) Polytene – Oocytes of chromosomes amphibians

The distance between metacentre and __________ is called metacentric height. (A) Water surface (B) Centre of gravity(C) Centre of buoyancy(D) None of these

Description : The distance between metacentre and __________ is called metacentric height. (A) Water surface (B) Centre of gravity (C) Centre of buoyancy (D) None of these

Last Answer : (B) Centre of gravity

The time of oscillation of a floating body is (A) Longer, if Metacentric height is increased (B) Independent of the Metacentric height (C) Dependent on the buoyant forces only (D) None of these

Description : The time of oscillation of a floating body is (A) Longer, if Metacentric height is increased (B) Independent of the Metacentric height (C) Dependent on the buoyant forces only (D) None of these

Last Answer : (D) None of these

The Metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement. (A) The bodies A and B have equal stability (B) The body A is more stable than body B (C) The body B is more stable than body A (D) The bodies A and B are unstable

Description : The Metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement. (A) The bodies A and B have equal stability (B) The body A is more stable than body B (C) The body B is more stable than body A (D) The bodies A and B are unstable

Last Answer : Answer: Option C

Metacentric height is the distance between the metacentre and (A) Water surface(B) Center of pressure (C) Center of gravity (D) Center of buoyancy

Description : Metacentric height is the distance between the metacentre and (A) Water surface (B) Center of pressure (C) Center of gravity (D) Center of buoyancy

Last Answer : Answer: Option C

Metacentric height is given as the distance between (A) The center of gravity of the body and the metacentre (B) The center of gravity of the body and the center of buoyancy (C) The center of gravity of the body and the center of pressure (D) Center of buoyancy and metacentre

Description : Metacentric height is given as the distance between (A) The center of gravity of the body and the metacentre (B) The center of gravity of the body and the center of buoyancy (C) The center of gravity of the body and the center of pressure (D) Center of buoyancy and metacentre

Last Answer : Answer: Option A

Chromosomes having equal or almost equal arms are called (a) Metacentric (b) Acrocentric (c) Polycentric (d) Acentric

Description : Chromosomes having equal or almost equal arms are called (a) Metacentric (b) Acrocentric (c) Polycentric (d) Acentric

Last Answer : (a) Metacentric

Which of the following is not a characteristic feature during mitosis in somatic cells? (a) Chromosome movement (b) Synapsis (c) Spindle fibres (d) Disappearance of nucleolus

Description : Which of the following is not a characteristic feature during mitosis in somatic cells? (a) Chromosome movement (b) Synapsis (c) Spindle fibres (d) Disappearance of nucleolus

Last Answer : (b) Synapsis

What would be the ratio of chromosome number between an egg and its zygote? How is the sperm genetically different from the egg? -Biology

Description : What would be the ratio of chromosome number between an egg and its zygote? How is the sperm genetically different from the egg? -Biology

Last Answer : The ratio of chromosome number between egg· and its zygote is 1 : 2. An egg is a female gamete, it has haploid number of chromosomes. ... Sperms and eggs are genetically different in terms ... chromosome. The sperm contain either X or Y-chromosome whereas an egg will always have an X-chromosome.

Is the chromosome number of zygote, embryonal cells and adult of a particular organism always constant? How is the constancy maintained in these three stages? -Biology

Description : Is the chromosome number of zygote, embryonal cells and adult of a particular organism always constant? How is the constancy maintained in these three stages? -Biology

Last Answer : How is the constancy maintained in these three stages? Answer. Yes, zygote, embryonic cell and adult of a particular organism always constant have constant chromosome number. Sexual reproduction includes gamete formation through meiosis and fertilization.

What is a sex chromosome? -Biology

Description : What is a sex chromosome? -Biology

Last Answer : Sex chromosome is a chromosome that operates in the sex-determining mechanism of a species. Many animals have two different types of sex chromosomes. For example, in human there is a large X chromosome and a much smaller Y chromosome.

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Last Answer : If Mendel choose characters that were located on the same chromosome then Mendel would not find the law of independent assortment.

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