Is there a difference between annual, stellar and trigonometric parallax.
Which one is 2p and which one is p. Some places say that they are all p, while other sources say trigonometric parallax is half of the annual parralax.
thank you.
What feature of prions distinguishes them from all other types of pathogens?
(A)Prions are not cells.
(B)Prions do not contain DNA.
(C)Prions do not contain nucleic acids.
(D)Prions cannot reproduce outside a host cell.
The Board of studies has answer C, which is correct, as a...
Using the fact, theta = inverse sin (h/6) and the drawing that a ladder (of 6 metre's long) is leaning up against a wall at a height of h and angle theta
The ladder slips down the wall at a constant rate of 0.05ms, find the rate at which the angle is changing in degrees and minutes when...
Hi everyone, in bio today we had a practical exam referring to this dotpoint:
"identify data sources, plan, choose equipment or resources and perform a fi rst-hand investigation to test the effect of: change in substrate concentrations on the activity of named enzyme(s)"
This is roughly what...