Answer:
Option D, the "biological ladder"
Explanation:
The food chain is the network of organism in which all are dependent on each other for their food, energy source and survival.
The circle of life depicts the time frame starting from origin of a life form till its death and the intermediate stages.
The tree of life basically determines which organism has evolved from which other organisms.
The biological ladder represents the development of species from simple form to a much complex form.
Hence, option D is the right metaphor
Answer: The structure of the spinal cord can be described as consisting of all the above named.
Explanation:The spinal cord is the main pathway for information connecting the brain and peripheral nervous system. Much shorter than its protecting spinal column, the human spinal cord originates in the brainstem, passes through the foramen magnum, and continues through to the conus medullaris near the second lumbar vertebra before terminating in a fibrous extension known as the filum terminale.
It is about 45 cm (18 in) long in men and around 43 cm (17 in) in women, ovoid-shaped, and is enlarged in the cervical and lumbar regions.
Answer: Somatization and conversion disorder. Somatization is the psychological mechanism whereby psychological distress is expressed in the form of physical symptoms. Conversion disorder occurs when the somatic presentation involves any aspect of the central nervous system over which voluntary control is exercised.
Explanation:
Answer:
true
Explanation:
A particular enzyme can function over a wide range of temperature and pH. Temperature can change the activity of an enzyme.
Hello, Christylucia96!! Your best answer would be C - Stellar evolution. Nuclear fusion is what powers the stars. Nebular clouds are a bunch of stars, also where they are born. Stellar means star and evolution means changes throughout time. The Big Bang Theory states that space began with a few stars and an explosion happened, which created a bunch of different stars that we have today. I hope I helped!! Have a great evening!!
