Heterozygous tall plants were crossed with pure-breeding ...
Heterozygous tall plants were crossed with pure-breeding dwarf plants of the same species. What were the approximate percentages of the offspring?
100% tall 0% dwarf
75% tall 25% dwarf
50% tall 50% dwarf
25% tall 75% dwarf
Correct answer is C
A heterozygous tall plant (say Tt) crossed with pure-breeding dwarf plants (tt) will give a set of Tt, Tt, tt and tt. This is 50% tall and 50% dwarf approximately.
The part labelled Il is the? ...
Which of the following is the most complex according to their cellular level of organization? ...
What is the critical limiting factor for plants below the photic zone is an aquatic ecosystem? ...
The correct order in a food chain involving the organisms is: ...
The most common means of transmiting the Acquired Immune Deficiency Syndrome (AIDS) is ...
Which of the following structures is not involved in respiration? ...
The pro-condition for transfusion of blood to an accident victim is ...
Evidence of organic evolution can be deduced from all the following EXCEPT ...