The common ancestor of all animals was probably most like a:
1.Slime mold
2.Dinoflagellate
3.Choanoflagellate
4.Ciliate
3
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Many Listeria spp. grow well at cold temperatures, so although refrigeration is excellent at preventing growth of most other pathogens, it is not very useful at minimizing growth of contaminated foods
Indicate whether the statement is true or false.
The development and use of ____ ushered in the era of genomics when geneticists began planning ways to sequence the 3.2 billion nucleotides in the human genome
a. transmission genetics b. the electron microscope c. recombinant DNA technology d. cytogenetics e. karyotypes
The two strands of a DNA molecule are held together by ________
a. phosphodiester linkages b. covalent bonds c. peptide bonds d. hydrogen bonds
Splicing removes introns from mRNA
a. true b. false