Home › GRE Subject Tests › Biology › Mendelian Genetics › In pea plants round seed shape is dominant over …
In pea plants round seed shape is dominant over shape that is:
AWidened
BWhitened
CWeakened
DWrinkled
Answer & Solution
Correct answer: D. Wrinkled
1. The two contrasting seed shapes are round and one other.
2. The recessive form appears only in homozygotes.
3. That recessive form is wrinkled.
_Source: OpenStax Biology 2e, Chapter 12, Mendel's Experiments and Heredity._
Related questions
Plants used in Mendel's first-generation crosses were labelled the generation called:The probability of an event found by dividing occurrences by opportunities is described asA recessive disorder preventing proper metabolism of phenylalanine and tyrosine is:Ignoring seed colour, the share of a dihybrid F2 generation with round seeds is:The F2 phenotypic ratio from a standard dihybrid cross is:A cross between true-breeding parents differing in two characteristics is a:The rule that genes do not influence each other's sorting into gametes is the law of indepThe physical basis of that law is the first division of: