Answer:
It is voluntary and striated.
Explanation:
There are three types of muscle tissues: skeletal muscle, cardiac muscle and smooth muscle. Skeletal muscle is a tissue that is under the control of the voluntary nervous system and attached to the bones by tendons. In the microscope, striated muscle cells have a stripe-like appearance, it is for that reason that they are called striated. Moreover, both cardiac muscle tissue and smooth muscle tissues are under involuntary control.
Answer:
The correct answer is drink seawater and secrete excess ions mainly through their nasal salt glands.
Explanation:
Avians or Birds that live in marine environments are often referred to as seabirds. They lack access to fresh drinking water.
Seabirds have specialised nasal salt glands found in just above their eyes which is used for drinking seawater and secreting excess ions. This makes them well adapted to life in a marine habitat.
Answer:
mRNA is produced in the nucleus.