Answer:d
Explanation: it has to be
Answer:
c. Giraffes that stretch their necks more than other giraffes will have babies with longer necks.
Explanation:
Giraffes that stretch their necks will not have babies with longer necks. A trait only shows in next generation if it is genetically inherited i.e. the gametes carry the trait to the next generation.
When giraffes stretch their necks, they are modifying their actions in their life time which will have no effect on the gametes. Hence, this trait wont be passed to the next generation and babies will not have longer necks.
Answer: Hello the options related to your question is missing attached below are the missing options
answer : Calcium channels would remain closed, causing the neural impulse to travel back to the cell body. ( B )
Explanation:
When the membrane potential at the synaptic terminal does not cross the given threshold to an open Voltage-gated calcium channels, the propagation of the neural impulse will travel back to the cell body and this is caused by the calcium channels to remaining closed
Digging burrows.
Structural adaptations are physical features of an organism like the bill on a bird or the fur on a bear.