Asked by Grant Sloan on Apr 29, 2024
Verified
Which young develop briefly in their mother's body, nourished by egg yolk and by nutrients that diffuse from the mother's tissues?
A) reptiles
B) birds
C) monotremes
D) marsupials
E) placental mammals
Placental Mammals
Mammals that nourish their unborn offspring through a placenta, allowing for longer gestational periods and more developed young at birth.
Monotremes
Egg-laying mammals, such as the platypus and echidna, characterized by their unique reproductive system.
Marsupials
Mammals that carry and nurture their young in a pouch.
- Identify the role of amniotic eggs and additional reproductive adaptations in evolutionary processes.
- Explain the adaptive significance of traits specific to certain vertebrate groups.
Verified Answer
RC
Roman ChalotApr 29, 2024
Final Answer :
D
Explanation :
Marsupials, such as kangaroos and koalas, give birth to underdeveloped young that continue to grow and develop in the mother's pouch, initially nourished by egg yolk and then by milk from the mother.
Learning Objectives
- Identify the role of amniotic eggs and additional reproductive adaptations in evolutionary processes.
- Explain the adaptive significance of traits specific to certain vertebrate groups.