1. frog
2. kangaroo
3. shrew
4. bat
bat
1. spermatogenesis
2. fertilization
3. development of sex organs
4. development of visceral organs
spermatogenesis
1. seminiferous tubules
2. seminal vesicles
3. Sertoli cell
4. Interstitital cell
Sertoli cell
1. cell cycle
2. meiosis
3. mitosis
4. syngamy
syngamy
1. I2
2. K
3. Na
4. CI
Na
1. endoplasmic reticulum
2. Golgi bodies
3. lysosomes
4. peroxisomes
lysosomes
1. zygotic meiosis
2. binary fission
3. cyst formation
4. gametangial meiosis
gametangial meiosis
1. I and II
2. III and II
3. IV only
4. III only
5. I only
I only
1. grafting
2. layering
3. cutting
4. root stem joint
5. None of these
layering
1. suckers
2. runners
3. stolons
4. rhizomes
5. All of these
suckers