The dominant allele is expressed and the recessive allele is masked. This is an example of complete dominance. In heterozygous relationships where neither allele is dominant but both are completely expressed, the alleles are considered to be co-dominant. Co-dominance is exemplified in AB blood type inheritance.
Meaning: A low area (especially a marshy area between ridges) Classified under: Nouns denoting natural objects (not man-made) Hypernyms (swale is a kind of...): trough (a narrow depression (as in the earth or between ocean waves or in the ocean bed))
Tickling is the act of touching a part of a body in a way that causes involuntary twitching movements or laughter. The word tickle evolved from the Middle English tikelen, perhaps frequentative of ticken, to touch lightly. The idiom tickled pink means to be pleased or delighted. In 1897, psychologists G. Stanley Hall and Arthur Allin described a tickle as two different types of phenomena. One type is caused by very light movement across the skin. This type of tickle, called a knismesis, gene