Birthrate and death rate are usually expressed as percentages (per 100 people).
Answer the following statement true (T) or false (F)
False
Birthrate and death rate are usually expressed as per 1000 people.
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What type of inheritance pattern does Hemophilia A exhibit?
a. Autosomal recessive b. Autosomal dominant c. X-linked recessive
How does DNA polymerase differ from RNA polymerase?
A. Only DNA polymerase uses a template DNA strand to direct synthesis of a new nucleotide strand. B. Only DNA polymerase has a proofreading ability. C. Only RNA polymerase adds new nucleotides to the 3' end of a growing chain. D. Only RNA polymerase requires a primer.
What argument do scientists who support the metabolism-first model use to dispute the replicator-first model?
A) RNA can only be used to make proteins, not other nucleic acids. B) The replicator nucleic acid molecule would be too large and complex. C) Replicators cannot exist without metabolism. D) DNA cannot replicate without the help of proteins.
Which of the following pairs is MISMATCHED?
A. Diplomonadida; two nuclei B. Rhizaria; pseudopodia C. Parabasala; two mitochondria D. Euglenids; flagellum E. Ciliophora; cilia