Which of the following is not a component of a polymerase chain reaction (PCR)?
A. dNTPs
B. DNA containing the sequences to be amplified
C. primers complementary to each end of the sequence to be amplified
D. heat stable Taq polymerase
E. DNA ligase to connect the fragments together
E
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Polyploidy is characterized by ____
a. the failure of homologous chromosomes to separate properly during meiosis b. a condition in which one chromosome is present in three copies c. a condition in which one member of a chromosomal pair is missing d. a chromosomal number that is not an exact multiple of the haploid set e. a chromosomal number that is a multiple of the normal haploid chromosomal set
Why are fungi classified in the supergroup Opisthokonta, which includes animals and heterotrophic protists?
What will be an ideal response?
What type of cells do the apicomplexan parasite Plasmodium infect?
A. Blood only B. Liver only C. Brain only D. Both blood and liver E. Blood, liver, and brain
In which of the following groups does seaweed
belong?
a. protista b. plants c. fungi d. archaea e. bacteria