No convincing fossil evidence exists for ____
a. evolution
b. extinction
c. Earth’s age
d. catastrophism
e. uniformitarianism
ANSWER: d
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Select the that best matches each factor .
A) catalyzes formation of peptide bonds B) UUU C) contains information in the form of anticodons D) binds to Pribnow box E) catalyzes disassembly of the translation complex F) involved in transcription G) associated with the binding of mRNA in the ribosome H) catalyzes disassembly of the transcription complex I) involved in replication J) catalyzes translocation of the ribosome K) binds to Shine–Delgarno sequence L) catalyzes the formation of amino acid-AMP M) AUG N) associated with the binding of tRNA in the ribosome O) UAG 1) start codon 2) 30S ribosomal subunit 3) tRNA 4) peptidyl transferase 5) aminoacyl-tRNA synthetase 6) release factor 7) stop codon 8) elongation factor G 9) 16S rRNA 10) RNA polymerase
Which blood type is the universal recipient?
a. A b. B c. AB d. O e. none of these
one of the main energy transformers of cells
A. lysosome B. vacuole C. mitochondrion D. Golgi apparatus E. peroxisome
Define the term 'gene pool'.a.
a. local group of individuals belonging to the same species, which are actually or potentially interbreeding b. the total of all alleles possessed by reproductive members of a population c. the proportion of individuals in a population carrying a particular allele d. the proportion of individuals in a population having a particular genotype