Answer:
the fine transparent tubular sheath which envelops the fibres of skeletal muscles.
Internal fertilization is the process when the syngamy (union of male and female gamete) occurs inside the female body after insemination using copulation. In contrast, External fertilization is the syngamy outside the female body, that is in the outer environment especially in water bodies.
The rate of evolution is the means of
Darwinism
D is the answer
It’s cell,tissue,organ, organ system
