Answer:
D
Explanation:
Many animals influence and contribute to ecosystem services. As pollinators, how do bees ultimately contribute to direct ecosystem services? (1 point)
O Bees pollinate plant species that contribute to the carbon cycle.
O Bees pollinate plant species that humans admire in nature.
Bees pollinate plant species that produce oxygen that humans need.
O Bees pollinate plant species that produce food.
Mechanical digestion is the breaking down of food into smaller pieces physically. Mechanical digestion begins in the mouth as the food is chewed.
but in the case of chemical digestion, it breaks the food into simpler nutrients that can be used by the cells. Chemical digestion begins in the mouth when food mixes with saliva.
for more refer to this:
Hope this helped
and ur welcm
The correct answer is D) fern gametophyte bearing only antheridia.
Condensation reaction (also called condensation polymerisation or dehydration synthesis) - an example of this is the formation of polypeptides from amino acid monomers. It is typically characterised by the loss of a water molecule during the reaction.
