A sea urchin egg has a membrane "envelope" around it.What does this tell you about the egg?
A) The egg is ready to be fertilized by the sperm cell.
B) The egg has recently been fertilized by a sperm cell.
C) The egg is developing and is not ready to be fertilized.
D) The sperm entered the egg,but further cell division did not occur.
Correct Answer:
Verified
Q17: During early cleavage in animal embryos,minimal growth
Q18: During organogenesis,the first organ system to begin
Q19: What happens during gastrulation?
A)The neural tube-precursor of
Q20: What happens during cleavage?
A)The neural tube-precursor of
Q20: Sperm-egg interactions are species-specific in sea urchins,but
Q21: Given the relative positions of the three
Q23: The cells of the somites are determined
Q24: During fertilization in sea urchins,the protein bindin
Q26: What do fertilization envelopes and mammalian enzymes
Q27: Spina Bifida is one of the most
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents