Answer:
A. insects fly around a bright lamp at night
Explanation:
insects are naturally attracted to light due to presence of positive phototaxis. Insects revolve around the light in the same way as electrons do around the nucleus.
Answer:
B
Explanation:
Amount of energy decreases as it goes higher up the trophic levels.
Missing choices:
a) Calcium entry into the sarcoplasm, calcium binds to troponin, muscle contracts, closing of calcium channels, calcium released from troponin, muscle relaxes
b) Calcium entry into the sarcoplasm, muscle contracts, calcium binds to troponin, closing of calcium channels, calcium released from troponin, muscle relaxes
c) Calcium entry into the sarcoplasm, calcium released from troponin, muscle contracts, closing of calcium channels, calcium binds to troponin, muscle relaxes
d) Calcium entry into the sarcoplasm, closing of calcium channels, calcium binds to troponin, muscle contracts, calcium released from troponin, muscle relaxes
My answer: d) Calcium entry into the sarcoplasm, closing of calcium channels, calcium binds to troponin, muscle contracts, calcium released from troponin, muscle relaxes
C) The complete loss of plant life in the area occupied by the surface mine.
Hope this helped!