Examlex
Among the vertebrates,the tympanum first evolved in the
Perimetrium
The outermost layer of the uterus, a protective serous membrane.
Spermatogenesis
The process of sperm cell development, occurring within the male reproductive organs, specifically the testes.
Oogenesis
The process of egg cell (oocyte) development in females.
Q3: A genus of scorpions known to have
Q5: Most zoologists believe that the _ were
Q9: The feathers of birds are derived from
Q9: Which of the following help explain the
Q12: Which of the following statements was discovered
Q13: The most important factor that determines where
Q21: Some of the gastric glands in the
Q32: The transparent _ of the eye is
Q34: A(n)_ is composed of a core of
Q47: Crustaceans have _,which are sensory structures to