Studies comparing identical and nonidentical twins have revealed that
A) identical and nonidentical twins have similar helping patterns.
B) identical twins are more alike in their helping patterns than are nonidentical twins.
C) genetic factors play little role in the tendency to help.
D) identical and nonidentical twins were equally likely to help each other.
Question 2
Radha is from India and is Jana's friend. In making a judgment about Radha's reason for being late for coffee, Jana may infer that Radha was late because she had a confusing day,
or Jana may decide that Radha doesn't really have much respect for her schedule. This is best explained as an example of a ________.
A) cognitive process
B) environmental variable
C) cultural context
D) biological factor
E) personality trait
Comparing allele and genotype frequencies in a population with the Hardy-Weinberg equation and a Pun
Comparing the extracellular environments of plants and animals
Older mothers more often deliver multiples—twins, triplets, or quads
A deletion of part of chromosome 5 is associated with cri du chat syndrome. By comparing the region
Opener Alignment comparing DNA sequence for the leptin gene from dogs (top) and humans (bottom)
Phylogenetic tree constructed by comparing homologies in cytochrome c amino acid sequences