The type of evolution that involves speciation is called
A. macroevolution
B. microevolution
C. coevolution
D. natural selection
E. phyletic gradualism
Answer: A. macroevolution
You might also like to view...
Which of the following features of a pathogen is not considered to be a virulence factor when establishing infection within host?
A. Attachment fimbriae B. Slime layer C. Pigment production D. Protein spikes
Please place the following events in transcription in the correct order.
A.) RNA polymerase binds to the promoter region just upstream of the gene. B.) RNA polymerase moves along the template strand of DNA adding complementary RNA nucleotides, extending the mRNA. C.) RNA polymerase unwinds the DNA at the promoter site and begins to transcribe the template strand of DNA. D.) The mRNA transcript is released. E.) Transcription continues until a terminator site in the DNA is reached.
The deep ocean floor doesn't have enough light to support any producers
Indicate whether the statement is true or false
Indicate which of the following are functions of mitosis. (Select all that apply)
a. It repairs damaged tissues. b. It replaces the cells that die with new ones. c. It allows growth of all tissues and organs after birth. d. It produces gametes like eggs or sperm cells. e. It allows development of an individual, composed of some 40 trillion cells, from a one-celled fertilized egg.