Which statement about rotational cleavage is true?
A) The first cleavage plane is rotated at an angle of 45 degrees from the animal-vegetal axis.
B) Mitotic spindles are at oblique angles to the animal-vegetal axis for later divisions.
C) Two different planes of cleavage occur in the second cell division.
D) It is found in monotremes, egg-laying mammals.
E) It is a type of incomplete cleavage.
Correct Answer:
Verified
Q167: Choose the correct pairing of the germ
Q168: Which statement about cleavage patterns is true?
A)
Q169: Which structure(s) is/are derived primarily from ectoderm?
A)
Q170: A researcher working with the embryo of
Q171: An ectopic pregnancy results when
A) implantation occurs
Q173: Amphibian gastrulation starts at the
A) vegetal pole.
B)
Q174: Which feature characterizes the sea urchin archenteron?
A)
Q175: Which gastrulation event in the sea urchin
Q176: Which of the following does not characterize
Q177: Which feature characterizes the pole plasm of
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