Answer:
2400 Joules
Explanation:
Work done = force × distance
work done= 600×4
Therefore, work done=2400joules
P.S: the SI unit for work done is JOULES
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Ecosystem. it is defined as a biological community of interacting organism and their physical environment.
Answer:
Yes.
Explanation:
Gorillas are "indeed vertebrates," vertebrates are animals that have a back bone plus spinal column. Vertebrates consist of Mammals, birds, reptiles, and fishes. Gorillas have fur which makes them a mammal which makes them a vertebrate.
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Answer:
each new cell needs a DNA copy, which serves as instructions on how to function as a cell. DNA replicates before a cell divides. The replication process is semi-conservative, which means that when DNA creates a copy, half of the old strand is retained in the new strand to reduce the number of copy errors.
Explanation:
Answer:
B) sympathetic and parasympathetic
Explanation:
e autonomic nervous system also called the vegetative nervous system is part of the peripheral nervous system which inervates smooth muscle and glands. Thus, it directly affects the function of internal organs and regulates functions such as the heart rate, digestion, respiratory rate, urination etc. This nervous system control is unconscious.
The autonomic nervous system is divided into: the sympathetic nervous system, the parasympathetic nervous system and the enteric nervous system.
Parasympathetic nervous system works when organism is at rest so it is known as system responsible for "rest and digest functions". On the other hand, sympathetic nervous system works at active and stressful situations and it is known as "fight and flight" system.
