During _______, a kind of asexual reproduction, an organism appears to split itself into two parts.
a. fragmentation
b. fusion
c. budding
d. fission
d. fission
During fission, a kind of asexual reproduction, an organism appears to split itself into two parts.
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The adaptive advantage associated with the filamentous nature of fungal mycelia is primarily related to _____
A) the ability to form haustoria and parasitize other organisms B) avoiding sexual reproduction until the environment changes C) the potential to inhabit almost all terrestrial habitats D) the increased probability of contact between different mating types E) an extensive surface area well suited for invasive growth and absorptive nutrition
Which of the following substances pass from mother to child through breast milk?
a. antibodies only b. alcohol only c. all of the choices d. drugs only
The use of metals as terminal electron acceptors is/are known as ________ because the metals are not incorporated into biomass.
A. metallo-neutral B. negative metallic addition C. Fenton reactions D. dissimilatory metal reduction
Members of the domains Bacteria and Archaea are called ________ because they lack a nucleus and internal compartments
A) protists B) prokaryotes C) molds D) eukaryotes