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Biology

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Types of fins found in fishes?

masteranshu27 24th Mar, 2019

Pectoral and Pelvic fins (paired) - These fins act as balancers and brakes. These provide lift and counteract rolling.

Anterior Dorsal fins - These fins counteract rolling and yawing.

Posterior Dorsal fins - These fins also conteract rolling and yawing.

Caudal fins - These fins propel the body and provide

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70 Views

List some dominant traits and recessive traits

masteranshu27 24th Mar, 2019

Dominant traits -
Free ear lobes
Morphan syndrome
Tongue roller
Huntington disease
Brachydactyly
Achondroplasia
Brown eyes

Recessive traits - Fused ear lobes
Duchenne muscular dystrophy
Tongue non-roller
Cystic fibrosis
Alkaptonuria
Albinism
Blue eyes

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2657 Views

List the various gametic fusions along with their aneuploid conditions?

masteranshu27 24th Mar, 2019

Gametic fusion - aneuploid conditions
1. n x (n-1) - 2n-1(monosomic condition)
2. (n-1) x (n-1) - 2n-2(nullisomic condition)
3. n x (n+1) - 2n+1(trisomic condition)
4. (n+1) x (n+1) - 2n+2(tetrasomic condition)

Examples of aneuploidy -

Monosomy - Turner's syndrome

Trisomy - Down's syndrome, Klinefelter's syndrome

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93 Views

Major hormones secreted by placenta and their important functions?

masteranshu27 24th Mar, 2019

Placental hormones -
a. HCG (Human Chorionic Gonadotropin) - Promotes growth of corpus luteum and secretions of estrogen and progesterone by corpus luteum.

b. Human Somatomammotropin - Promotes development of some fetal tissues.

c. Estrogen - Promotes growth and development of female reproductive system and female secondary characteristics.

d. Progesterone

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127 Views

What are limited traits, influenced traits and holandric traits?

masteranshu27 24th Mar, 2019

Limited traits - The genes of these traits are autosomal, found in both genders but expressed in one gender only. Eg. milk gland in female, beard in male

Influenced traits - The genes of these traits are autosomal which are influenced by the gender of the bearer. Eg. pattern baldness

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59 Views

Important traits located in different chromosomes of garden pea?

masteranshu27 24th Mar, 2019

It is essential to know about 7 characters of garden pea as selected by Mendel in his experiments.

Chromosome 1 - colour of flower, colour of seed

Chromosome 4 - height of plant, position of flower, shape of pod

Chromosome 5 - colour of seed
Chromosome 7 - shape of

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89 Views

Which Odisa state colleges give chance to read B-pharm course including Biology, Chemistry, nutrition, geography?

Sujata Tripathi 25th Mar, 2019

There are a number of colleges providing degree in Pharmacy in Odisha:
Institute of Pharmacy & Technology, Salipur
Roland Institute of Pharmaceutical Sciences
Indira Gandhi Institute of Pharmaceutical Sciences
Dadhichi college of Pharmacy
That being said, the eligibility criteria for admission in B Pharma course, candidates need to have Physics,

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118 Views

I have subject of Biology, Chemistry, Nutrition, geography including this subject which medical colleges in India give pathalogy course

Sujata Tripathi 25th Mar, 2019

Academic qualifications that the candidates need to have to study a course in pathology in India is to have completed 10+2 examination with Physics, Chemistry and Biology.

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95 Views

What should be the board exam biology marks to elligible for neet

tanya jaiswal 24th Mar, 2019

Hello prajwal,

You need to score above 50% aggregate in pcb to appear for neet exam.In respect of candidates belonging to Scheduled CAste/Scheduled tribes or other Backward classes, the marks obtained in physics, chemistry and biology/ bio-technology taken together in qualifying exam be 40% instead of 50% for general candidates.

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157 Views

Anyone please tell me the topicwise weightage of questions asked in BIOLOGY in NEET of previous years?

Aditi amrendra Student Expert 24th Mar, 2019

Hello,

Here's the list :

Unit
Topic / Chapters
Weightage*

Diversity of Living Organisms
14%

Chapter-1: The Living World

Chapter-2: Biological Classification

Chapter-3: Plant Kingdom

Chapter-4: Animal Kingdom
II
Structural Organisation in Plants & Animals
5%

Chapter-5: Morphology of Flowering Plants

Chapter-6: Anatomy of Flowering Plants

Chapter-7: Structural Organisation in

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