Which substance(s) will be good conductors of electricity?

i. h2o (s)
ii. nacl (s)
iii. nacl (l)
iv. au (s)
a) i and ii only
b) iii and iv only
c) ii and iii
d) all of them

Match the type of adaptation to the correct example, structural adaptation functional adaptation behavioral adaptation example type of adaptation elephants live in herds to protect their young leaves of a rain forest plant species have a pointed tip that enables rainwater to drain off easily. camels have nostrils that they can close snakes produce venom to kill prey and defend themselves. earthworms coil when touched, as part of a defense mechanism. human skin darkens with increased exposure to sunlight.

Sickle cell amelia is a condition condition where the red blood cells are deformed which is affected by sickle cell amenia

Which one is an advantage of external fertilization a. the offspring are genetically identical to the parents b. more eggs can be fertilzed at one time c. more sperm can be released at one time d. more protection is available for developing plz