Agar replaced gelatin as the gelling (solidifying) agent for media because
A. agar is much cheaper.
B. much fewer bacteria can break down agar than gelatin.
C. agar is solid at body temperature.
D. gelatin became unavailable during World War II.
E. much fewer bacteria can break down agar than gelatin AND agar is solid at body temperature.
E
You might also like to view...
What is the difference between pollination and fertilization in flowering plants?
A) Fertilization precedes pollination. B) Pollen is formed within megasporangia so that male and female gametes are near each other. C) Pollination is the transfer of pollen from an anther to a stigma. Fertilization is the fusion of haploid nuclei. D) If fertilization occurs, pollination is unnecessary.
Mussels outcompete barnacles for space in the middle intertidal zone of the temperate rocky intertidal
Indicate whether the statement is true or false
Muller's ratchet posits that in a finite asexual population, the number of deleterious alleles will increase over time. The accumulation of these deleterious alleles is called ________
A) inbreeding B) linkage equilibrium C) linkage disequilibrium D) genetic load
What is evolution, at a fundamental or basic level… i.e.; what is changing over time in a population?
What will be an ideal response?