A cross of two medium height hybrid plants produces offspring that are dwarf, medium, and tall in a ratio of 1:2:1
This is an example of:
a. variegation.
b. hybrid vigor.
c. incomplete dominance.
d. epistasis.
e. a polygenic trait
c
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Invasive Eurasian grass species can outcompete native North American grasses through
A. secretion of allelochemicals. B. producing more viable seeds. C. producing seeds year-round. D. avoiding grazing animals. E. faster seed germination.
Which of the following best explains why many different species can live together within an ecosystem with limited resources?
(A) Each species lives in a slightly different habitat. (B) Each species occupies a different niche. (C) Each species inhabits a different biome. (D) Each species makes up a different population.
In mutualistic interactions, one species is harmed and one benefits
Indicate whether the statement is true or false
The electron transport chain is used during which of the following processes?
A) aerobic cellular respiration B) alcoholic fermentation C) glycolysis D) lactate fermentation