Answer:
C. Traits present in the last common ancestor of a certain group of species under consideration.
Explanation:
Ancestral character traits are the one that is present in the last common ancestor and all of its descendant groups. For example, the presence of the vertebral column is an ancestral trait for all the vertebrate groups such as birds and mammals as it was present in their last common ancestor and is also shared by them.
The sodium-potassium pump <span>is one major cause for the resting potential of a neuron's membrane.
Hence,
</span>K+ and Na+ <span>are responsible for the uninterrupted maintenance of the resting potential across the nerve membrane.</span>
Answer:
Neurotransmitters
Explanation:
Examples of neurotransmitter are acetylcholine, epinephrine, dopamine, GABA, serotonin, and etcetera. They are released from synaptic vesicles in the presynaptic membrane. They then diffuse through the synaptic cleft or neuromuscular junctions and bind to their receptors on the postsynaptic membrane and invoke an impulse.
Ningaloo Reef is a fringing coral reef located off the west coast of Australia, approximately 1200 km north of Perth. The reef is 260 km long and is Australia's largest fringing coral reef and the only large reef positioned very close to a landmass.Ningaloo Reef is a two hour flight north of Perth.
Stretching 300 kilometres, the Ningaloo Marine Park begins at Bundegi Reef in the Exmouth Gulf, skirts around North West Cape and ends at the southern gateway to Ningaloo Reef at Red Bluff (north of Carnarvon). It extends 10 nautical miles seaward and encompasses over 5,000 square kilometres of ocean.
Wildlife of the Ningaloo
Flora. The flora of the Cape Range Peninsula is incredibly diverse with over 630 plant species recorded. ...
Birds. The Emu is the largest bird native to Australia and can reach up to 2m in height. ...
Marsupials. Black-footed Rock Wallaby. ...
Whales and Dolphins. ...
Turtles. ...
Manta Rays.
Ningaloo Reef is a fringing, rather than a barrier reef, because it is closer to the shore with shallow water separating the land and reef. ... Lots of these polyps live together in colonies and build the hard coral skeletons which form the basis of coral reefs.
