Answer:
d. all of the above
Explanation:
Geographic means anything to do with the terrain or land. Isolation can happen for any amount of time, so you never know what the new population might be.
Answer:
When homologous chromosomes form pairs during prophase I of meiosis I, crossing-over can occur. Crossing-over is the exchange of genetic material between homologous chromosomes. ... It results in gametes that have unique combinations of chromosomes. In sexual reproduction, two gametes unite to produce an offspring.
Explanation:
Answer: amplitude would help measure height
low f, constant speed, long wavelength
speed = frequency x wavelength
Explanation: constant speed, low frequency
frequency = speed/wavelength; at constant speed f proportional to 1/wavelength, so low f __> long wavelength
speed = freq*wavelegth
3. It serves as the control for the experiment. If he only checks his pulse rate after exercising th en there is no comparison to show whether th rate has increased, decreased, or remained unchanged.
To create energy to be stored away by the plant creating it
