7 trillion nerves in the human body. All these nerves are part of what's known as your body's nervous system.
Answer:
the skin on your body
Explanation:
because it is a tough cover it protects the body in many ways,thus it's water proof.
Its B, i had the same test
Viruses are made of one or more nuclei acid molecules surrounded by a coat protein or capsid. So the core of the virus will contain the viral genome. Some viruses' capsid maybe enclosed with an envelope derived from the host cell (the cell that the virus is infecting), and this envelope is also derived from the host cell membrane.
Image and options are not provided in the question, the image is attached below and the complete question is as following:
Study the image. Which best describes what the picture shows? an organism a community:
A. an organism
B. a community
C. a niche
D. a population
Answer:
D. a population
Explanation:
Biological organization is defined as a hierarchy of complex biological structures and systems on the basis of several related philosophical ideas.
It shows the arrangment of organism or biological structures from simplest form to complex, it includes atom, molecule, organelle, tissues, cells, organ systems, organisms, populations, communities, ecosystem, and biosphere (not arranged in sequential manner).
The given picture is related to a population because it shows groups of organisms of the same species, that is rats.
Hence, the correct option is D.