____ is(are) NOT directly involved with translation.
A. DNA
B. mRNA
C. tRNA
D. Ribosome
A. DNA
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A mutation in the lacI gene prevents the gene product from binding allolactose. What will the expression level of the operon be in the absence of lactose?
A. no transcription B. postive regulation C. constitutively active D. low level of expression
Haploid cells have homologous chromosomes
Indicate whether the statement is true or false.
You are given a pill in a scientific trial that looks identical to a pill containing an active ingredient, but your pill does not contain an active ingredient. The pill you were given is called a(n):
A) treatment. B) aspirin. C) tablet. D) narcotic. E) placebo.
Answer the following questions true (T) or false (F)
1. In humans, females contribute more resources to reproduction and development than males. 2. Women produce oocytes from stem cells from puberty all throughout life. 3. An egg implants in the uterus and awaits sperm for fertilization.