Which cellular component can be found in a mature sperm cell?
a. mitochondria
b. Golgi apparatus
c. endoplasmic reticulum
d. mRNA
e. ribosomes
ANSWER: a
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Once heat is transferred to the soil, where does it go next (reference the study by Noormets et al. 2004)?
I) The heat is emitted back to the atmosphere. II) The heat is transferred to other soil layers. III) The heat is stored in the soil. A) only I B) only II C) only III D) only II and III E) I, II, and III
Arrange the steps in translation in order from earliest to latest
A) movement of the ribosome three bases closer to the 3' end of the mRNA B) peptide bond formation C) identification of initiator codon and joining of large and small ribosomal subunits D) release of the polypeptide from the ribosome and dissociation of ribosomal subunits E) binding of a charged tRNA to a codon in the A site of ribosome
The menstrual cycle actually consists of two cycles that are interconnected: the ovarian cycle and the uterine cycle
Indicate whether the statement is true or false
All of the following molecules can be stored by cells of your body for later use except
A. carbohydrates. B. fats. C. proteins. D. None of these molecules can be stored.