Arthropods were the first animals to successfully invade land from the sea
Answer:
Answer is D. a two-neuron motor pathway.
Explanation:
The reflex that involves the sensory neurons connecting sensory receptors to the CNS and motor neurons that connect to the skeletal muscle is known as somatic reflex, while the autonomic reflex is the reflex involving the visceral effector, e.g cardiac muscle.
Answer:
exponential growth
Explanation:
The organisms that are not native of a particular environment but are exposed to live in that particular environment are invasive species. Usually invasive species do not prove useful to the new area and prove harmful to the environment as well. There are some species of organisms that have been accidently introduced to new environment and have been accidently proven to be beneficial. Zebra mussels, being the native to Black Sea when arrived to North America flourished there.
The correct answer is Protozoans.
Protozoans are best described as uni-celled eukaryotic organisms, both free-residing or parasitic, which feed on organic matter together with different microorganisms or organic tissues and particles. back then, the protozoa have been seemed as "one-celled animals," because they regularly possess animal-like behaviors, together with motility and predation, and lack a mobile wall, as discovered in plant life and plenty of algae.
Answer: "accommodation".
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