The main evolutionary advantage of sexual over asexual reproduction is that it produces _____
a. more offspring per individual.
b. more variation among offspring.
c. identical offspring.
d. offspring in a method that requires less energy from the parents.
e. more specialized offspring.
b
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Which is true about chemical reactions?
a. They represent the way matter is created and destroyed b. They involve the making and breaking of chemical bonds c. They may have different numbers of a given atom on each side d. They reach chemical equilibrium when the amounts of products are equal
Which of the following is a source of electrons that plants use for reduction reactions during photosynthesis?
A) CO2 B) RuBP C) O2 D) H2O E) Glucose
As the resting membrane potential of a neuron nears threshold, it becomes harder to stimulate
Indicate whether the statement is true or false
Which of the following is generally not a way that antisense RNA might inhibit gene expression?
a. It might prevent translation. b. It might affect RNA processing. c. It might affect stability of the protein product. d. It might prevent transcription. e. All of the above are ways that antisense RNA might inhibit gene expression.