Mary’s biological concept of species is mainly based on: (a) Morphological traits (b) Reproductive isolation (c) Modes of reproduction (d) Morphology and reproduction

Mary’s biological concept of species is mainly based on: (a) Morphological traits (b) Reproductive isolation (c) Modes of reproduction (d) Morphology and reproduction
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Description : What is asexual reproduction ?

Last Answer : Asexual reproduction is the process of making gametes or gametes in the process of miosis and the formation of separate offspring from a single organism without the attachment of gametes of two different sexes.

What are the main types of reproduction ?

Description : What are the main types of reproduction ?

Last Answer : There are mainly two types of reproduction. Namely: asexual and sexual.

Sexual reproduction in Rhizopus occurs through: (a) Gametangial contact (b) Gametangial copulation (c) Planogametic copulation (d) Spermatogamy

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Describe some asexual processes occurring in animal reproduction. What is the chief disadvantage of this form of reproduction?

Description : Describe some asexual processes occurring in animal reproduction. What is the chief disadvantage of this form of reproduction?

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Write short notes on leaves that help in vegetative reproduction

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Artificial methods of reproduction do not include a) Rhizome b) cutting c) layering d) budding

Description : Artificial methods of reproduction do not include a) Rhizome b) cutting c) layering d) budding

Last Answer : a) Rhizome

Advantages of Artificial Methods of Vegetative Reproduction include a) Crops with better quality b) Crops with more yield c) Ability to produce plants with desirable qualities d) All of these

Description : Advantages of Artificial Methods of Vegetative Reproduction include a) Crops with better quality b) Crops with more yield c) Ability to produce plants with desirable qualities d) All of these 

Last Answer : c) Ability to produce plants with desirable qualities 

External agencies are not required in a) natural vegetative propagation b) sexual reproduction c) bisexual reproduction d) trisexual reproduction

Description : External agencies are not required in a) natural vegetative propagation b) sexual reproduction c) bisexual reproduction d) trisexual reproduction

Last Answer : a) natural vegetative propagation

Sympatric speciation develops reproductive isolation without

Description : Sympatric speciation develops reproductive isolation without

Last Answer : Sympatric speciation develops reproductive isolation without A. Geographic B. Barrier to mating C. Barrier to gene flow D. Genetic change

What are three mechanisms for reproductive isolation Which mechanism isolates two populations of similar frogs with different mating calls?

Description : What are three mechanisms for reproductive isolation Which mechanism isolates two populations of similar frogs with different mating calls?

Last Answer : Need answer

_______________ acts to inhibit reproductive isolation. A) Mutation B) Natural selection C) Genetic drift D) Gene flow

Description : _______________ acts to inhibit reproductive isolation. A) Mutation B) Natural selection C) Genetic drift D) Gene flow

Last Answer : D) Gene flow

Main function of biofertilizer is a) To increase chemical process b) To increase physiological process c) To increase biological process d) To increase photosynthesis process

Description : Main function of biofertilizer is a) To increase chemical process b) To increase physiological process c) To increase biological process d) To increase photosynthesis process 

Last Answer : c) To increase biological process 

Biological concept of species. -Biology

Description : Biological concept of species. -Biology

Last Answer : answer:

According to the biological species concept, horses and donkeys are not considered in the same species because A) they never mate. B) they do not produce fertile offspring. C) they look different. D) they do not share a relatively recent common ancestor.

Description : According to the biological species concept, horses and donkeys are not considered in the same species because A) they never mate. B) they do not produce fertile offspring. C) they look different. D) they do not share a relatively recent common ancestor.

Last Answer : B) they do not produce fertile offspring.

Mechanism preventing interbreeding is called – (1) Adaptation (2) Isolation (3) Reproduction (4) Recombination

Description : Mechanism preventing interbreeding is called – (1) Adaptation (2) Isolation (3) Reproduction (4) Recombination

Last Answer : (2) Isolation Explanation: Because interbreeding can destroy the genetic integrity of a species, causing it to become progressively infertile or extinct, evolutionary changes in anatomy ... reproduction from occurring. Reproductive Isolation is very important in keeping animal species separated.

Mechanism preventing interbreeding is called : (1) Adaptation (2) Isolation (3) Reproduction (4) Recombination

Description : Mechanism preventing interbreeding is called : (1) Adaptation (2) Isolation (3) Reproduction (4) Recombination

Last Answer : Isolation

Which chromosome is responsible for female reproductive traits ?

Description : Which chromosome is responsible for female reproductive traits ?

Last Answer : X chromosome responsible for female reproductive traits .

Which chromosome is responsible for male reproductive traits ?

Description : Which chromosome is responsible for male reproductive traits ?

Last Answer : Y chromosome responsible for male reproductive traits .

If one or more of these mutations occurs in the genes of reproductive cells how might the traits of offspring be affected?

Description : If one or more of these mutations occurs in the genes of reproductive cells how might the traits of offspring be affected?

Last Answer : Need answer

Green manure plants used by farmers mainly belong toa) Compositae b) Leguminosae c) Solanaceae d) Poaceae

Description : Green manure plants used by farmers mainly belong toa) Compositae b) Leguminosae c) Solanaceae d) Poaceae 

Last Answer : b) Leguminosae

In cutting method of vegetative propagation, cuttings are mainly taken from a) Leaves of parent plant b) Roots or stems of parent plant c) Shoots of parent plant d) Buds of parent plant

Description : In cutting method of vegetative propagation, cuttings are mainly taken from a) Leaves of parent plant b) Roots or stems of parent plant c) Shoots of parent plant d) Buds of parent plant

Last Answer : b) Roots or stems of parent plant

Regulator gene controls chemical synthesis (Operon concept) by (a) Inhibiting transcription of mRNA (b) Inhibiting enzymes (c) Inhibiting passage of mRNA (d) Inhibiting substrate enzyme reaction

Description : Regulator gene controls chemical synthesis (Operon concept) by (a) Inhibiting transcription of mRNA (b) Inhibiting enzymes (c) Inhibiting passage of mRNA (d) Inhibiting substrate enzyme reaction

Last Answer : Ans. ((a))

Linnaeus is credited with introducing a) The concept of inheritance b) Law of limiting factor c) Theory of heredity d) Binomial nomenclature

Description : Linnaeus is credited with introducing a) The concept of inheritance b) Law of limiting factor c) Theory of heredity d) Binomial nomenclature

Last Answer : d) Binomial nomenclature