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- In which group is parthenogenesis a normal event?
- chickens
- bees
- rabbits
- sea stars
- Genetically unique individuals are produced through .
- sexual reproduction
- parthenogenesis
- budding
- fragmentation
- External fertilization occurs in which type of environment?
- aquatic
- forested
- savanna
- steppe
- The process of gastrulation forms the .
- blastula
- zygote
- organs
- germ layers
- Which of the following gives rise to the skin cells?
- ectoderm
- endoderm
- mesoderm
- none of the above
- Sperm are produced in the .
- scrotum
- seminal vesicles
- seminiferous tubules
- prostate gland
- Which female organ has an endometrial lining that will support a developing baby?
- labia minora
- breast
- ovaries
- uterus
- Which hormone causes FSH and LH to be released?
- testosterone
- estrogen
- GnRH
- progesterone
- Nutrient and waste requirements for the developing fetus are handled during the first few weeks by .
- the placenta
- diffusion through the endometrium
- the chorion
- the blastocyst
- Which hormone is primarily responsible for the contractions during labor?
- oxytocin
- estrogen
- β-HCG
- progesterone
- 1856 reads
