Which of the following is a sex-influenced character?

  • A
    Appearance of beard
  • B
    Baldness in males
  • C
    Docile behavior of females
  • D
    Low $BMR$ in females

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Similar Questions

Presence of a single allele of a character in a diploid organism is known as $:$

Match the terms in Column $I$ with its phenotypic ratio in Column $II$ correctly and choose the correct option.
Column $I$Column $II$
$i$. Monohybrid test cross$a$. $1:2:1$
$ii$. Incomplete dominance$b$. $1:2$
$iii$. Law of independent Assortment$c$. $1:1$
$iv$. Sickle Cell Anaemia$d$. $9:3:3:1$

$(A)$ $A$ pleiotropic gene exhibits multiple phenotypic effects.
$(B)$ Multiple alleles express similar phenotypic expressions.
$(C)$ Polygenes exhibit continuous variation.

Match the following:
Column – $I$ Column – $II$
$(1)$ Failure of cytokinesis $(p)$ To study inheritance of particular traits
$(2)$ Trisomy of $21$ $(q)$ Polyploidy
$(3)$ Error of metabolism $(r)$ Down's syndrome
$(4)$ Pedigree analysis $(s)$ Phenylketonuria

What is the number of chromosome pairs in maize $(Zea \ mays)$?

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