When dominant and recessive alleles express themselves together, … - Vidyadip

MCQ

When dominant and recessive alleles express themselves together, it is called

A
Dominance
✓
Co-dominance
C
Amphidominance
D
Pseudodominance

✓

Answer

Correct option: B.

Co-dominance

b
(b) Codominance is a condition in which heterozygote where both members of an allelic pair contribute to phenotype,

which is then a mixture of the phenotypic traits produced in either homozygous condition.

In cattle the cross of red $ \times $ white produces roan offspring whose coat consist of both red and white hair.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Select the correct statements
A. Photoperiod affects reproduction in seasonal breeders, both plants and animals
B. No non living object exhibit metabolism
C. Only plants, animals and fungi exhibit metabolism
D. Properties of cellular organelles are not present in the molecular constituents of organelles

Mother and father both have blood group $‘A’$. They have two children one with blood group $‘O’$ and second one with blood group $‘A’$. They have

Primary infertile female is the person who;

Which one of the following events is correctly matched with the time period in a normal menstrul cycle

Which of the following statements are true about urine formation ?
(i) The tubular epithelial cells in different segments of nephron perform reabsorption either by active or passive mechanisms.
(ii) Substances like glucose, amino acids, Na+, etc., in the filtrate are reabsorbed passively.
(iii) Nitrogenous wastes are absorbed by active transport.
(iv) Reabsorption of water also occurs passively in the initial segments of the nephron.
(v) During urine formation, the tubular cells secrete substances like H⁺, K⁺ and ammonia into the filtrate.
(vi) Tubular secretion helps in the maintenance of ionic and acid base balance of body fluids.

Which is true for $CO_2$ concentration

Which of the following statements is true with reference to the structure of a muscle fibre?

Sea fan belongs to

The ladybird beetle and dragonflies are useful to get rid of _____ and _____ respectively.

Action of contraceptive is