What is the Allee effect?
A. when fitness increases independently of population size
B. when fitness and growth rates increase with increasing population size
C. when growth rates increase independently of population size
D. when fitness and growth rates increase with decreasing population size
Answer: B
You might also like to view...
An interesting group of ants consists of several virtually identical, closely related species, with females having chromosome numbers of 18, 20, 32, 48, 60, 62, and 64. If one crossed a female of species (
A) with 32 chromosomes and a male species (B) with 9 chromosomes (males are haploid, and each gamete contains the n complement), how many chromosomes would one expect in the body (somatic) cells of the female offspring? A) 32 B) 9 C) 25 D) 4.5 E) 41
Do you feel there is any harm in cloning mammals? Why? Why not?
What will be an ideal response?
Answer the following questions true (T) or false (F)
1. The Simmons citrate test and triple sugar iron (TSI) media are common examples of slants. 2. The pour plate method is capable of detecting an exact cell number in the plated sample. 3. Disinfectants are applied to living tissue such as skin.
The oldest fossils of eukaryotic cells are about ________ years old.
A. 1.8 billion B. 3.5 billion C. 500 million D. 100 million