For monohybrid experiments, a testcross can result in
which of the following ratios?
a. 1:1
b. 2:1
c. 9:3:3:1
d. 1:2:1
e. 3:1
Answer: a
Biology & Microbiology
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Eutrophic waters
A. are nutrient rich. B. may become hypoxic. C. lack phosphate, nitrate and iron. D. contain 3.5% salt. E. are nutrient rich AND may become hypoxic.
Biology & Microbiology
Linnaeus developed his classification system for organisms according to
A. fixity of species and the sequential ladder of life. B. Lamarck's theory of evolution. C. a theory of descent by modification. D. Darwin's theory of evolution.
Biology & Microbiology
What is the term for a group of organisms of the same species that occupies a specified area?
A. Individuals B. Species C. Population D. Polyploids E. Tribe
Biology & Microbiology
Compare precise and imprecise excision of transposons
What will be an ideal response?
Biology & Microbiology