When Mendel bred green-pea plants with yellow-pea plants, all the offspring had yellow peas. This means that the trait for yellow peas is
A) dominant.
B) recessive.
C) homozygous.
D) heterozygous.
A
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What is one environmental benefit of affluence?
A. Increasing wealth allows for an increased capacity for resource consumption. B. Increased wealth provides resources to apply toward the creation of environmentally beneficial technologies. C. Increasing affluence often leads to a desire to travel widely and frequently in order to see the world. D. Increasing affluence in developed nations leads to increased affluence in less-developed countries. E. Increasing affluence results in less consumption in all countries.
A very massive object A and a less massive object B move toward each other under the influence of gravitation. Which force, if either, is greater?
A) the force on A B) the force on B C) Both forces are the same.
________ always decreases with increasing altitude
a. Air temperature b. Wind speed c. Dew point temperature d. Air pressure
Which ester is formed by the reaction of CH3CH2COOH and CH3CH2OH?
A) ethyl acetate B) ethyl propanoate C) propyl acetate D) none of these