#Question id: 5447
#8. Inheritance Biology
Hydrangea plants of the same genotype are planted in a large flower garden. Some of the plants produce blue flowers and others pink flowers. This can be best explained by which of the following?
#Question id: 5448
#8. Inheritance Biology
Plant height control by 3 pair of polygene, two varieties of maize averaging 48 and 72 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 60 inches in height. What is number of average phenotype out of 500 F2 plants?
#Question id: 5449
#8. Inheritance Biology
Most behavioral traits are affected by many different genetic influences as well as environment. The best descriptor for such traits is:
#Question id: 5450
#8. Inheritance Biology
Which of these definitions of heritability is most correct?
#Question id: 5522
#5. Developmental Biology
In reptiles, birds, and mammals, mesoderm is made by invagination and involution into the
#Question id: 5523
#5. Developmental Biology
Ectodermal cells condense into placodes that change into