The average length of a transcription unit along a eukaryotic dna molecule is about 27,000 nucleotide pairs, whereas an averaged-sized protein is about 400 amino acids long. what is the best explanation for this fact?

Which best describes the relationship of the embryo and the fetus? O O O O The embryo and the fetus are both formed when the sperm and egg fuse. The fetus differentiates into the embryo and the placenta. The embryo has more cells than the fetus has.

What would happen to an area of the body where motor neurons are injured due to an accident? increased release of neurotransmitters loss of muscle movement increased stimuli decrease in inflammation

What materials does dna polymerase require in order to synthesize a complete strand of dna?

Which word best describes the structure of the cell membrane? A rigid b layered c impermeable d nonpolar?

What is a common ancestry and divergence

What would you need to do to make a drum have a louder sound

Suppose jennifer has a pcr product that contains three dna fragments of 300, 700, and 1000 base pairs in length. she separates the three fragments using gel electrophoresis.

Assume a normal female with a resting tidal volume of 400 ml, respiratory rate of 13 breaths/min, and dead space of 125 ml. When she exercises, which of the following scenarios would be most efficient for increasing her oxygen delivery to the lungs?

Why are people who have poor dna repair mechanisms at greater risk for cancer development? select one: a. their cancers are usually resistant to chemotherapy. b. they have greater exposure to environmental carcinogens. c.

A cell in prophase ii of meiosis has 12 chromosomes. how many chromosomes will be present in a cell from the same organism if it were in prophase of mitosis? prophase i of meiosis