What part of a phospholipid forms hydrophobic tails?
a. Fatty acids
b. Glycerol
c. Phosphate
d. All of the choices are correct
Answer: a. Fatty acids
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The anterior-posterior direction of a mammal is initially controlled by
a. maternal effect genes b. gap genes c. pair rule genes d. segment polarity genes e. homeotic genes
Through a microscope, paired chromosomes are visible within the nuclei of an unidentified cell sample. Which statement about these cells is true?
a. They cells have been damaged by prolonged dehydration and are beginning to die. b. The cells must be prokaryotes because eukaryotic nuclei are opaque to visible light. c. The cells were preparing to undergo cell division when the slide was prepared. d. The cells were collected from a patient suffering from acute celiac disease.
What is the importance of a cell being able to regulate gene expression?
What will be an ideal response?
Synaptic vesicles are synthesized in the nerve ________
Fill in the blank with correct word.