What is one difference between oogenesis and spermatogenesis? O Oogenesis occurs in females, but spermatogenesis occurs in males.
Oogenesis starts at puberty, but spermatogenesis starts before birth.
O Oogenesis involves mitosis, but spermatogenesis involves meiosis.
O Oogenesis involves differentiation, but spermatogenesis does not involve any differentiation.

The answer would be b. it is a learned trait

The answer is atmosphere. there are four spheres of the earth: 1. geosphere (from greek word 'geo' = ground), 2. hydrosphere (from greek word 'hydro' = water), 3. biosphere (from greek word 'bio' = life), and 4. atmosphere (from greek word 'atmo' = air). a magnetosphere is a region of space around astronomical objects controlled by the magnetic field of that object. through the process of elimination, since lightning is present in the air, it can be found in the atmosphere.

That is true tge cactus as a structural adaptation to its envirinment has it leaves reduced to spines. but this doesnt mean it cant produce food it produces food because of the presence of chlorophyll in its stem