#Question id: 4978
#11. Evolution and Behavior
The dicynodonts survived the mass extinction that was most closely correlated in time, if not in cause, with
#Question id: 11292
#10. Ecological Principles
In an pond ecosystem the _____ is always greater than the _____ .
(a) number of primary producers . . . number of secondary consumers
(b) biomass of secondary consumers . . . biomass of primary consumer
(c) assimilation efficiency of primary consumers . . . assimilation efficiency of secondary consumers
(d) biomass of primary producers . . . biomass of primary consumers
#Question id: 2964
#2. Cellular Organization
Starting with a fertilized egg (zygote), a series of six cell divisions would produce an early embryo with how many cells?
#Question id: 318
#1. Molecules and their Interaction Relevant to Biology
Attractions of oppositely charged functional groups of proteins are sometimes called ________.
#Question id: 23485
#Aptitude