Reproduction & Development Flashcards
1
Q
Ectoderm derives into…
A
Attract:
Brain Epidermis Adrenal medulla Mouth Neural tube
2
Q
Endoderm derives into
A
Internal:
GI Respiratory Excretory Auditory Thyroid/thymus/pancreas
3
Q
Mesoderm derives into
A
Means to get around:
Bone Adrenal cortex Connective tissue Kidneys Spleen
Dermis Muscle Blood cells Endothelium Dura mater
4
Q
Mitosis stages
A
P-rophase
M-etaphase
A-naphase
T-elophase
5
Q
Meiosis stages
A
P-rophase
M-etaphase
A-naphase
T-elophase
M-etaphase II
A-naphase II
T-elophase II
6
Q
Prophase
A
Spindle forms
Chromosomes condense
7
Q
Metaphase
A
Tetrads line up (paired homologous chromosomes with 2 chromatids each)
8
Q
Anaphase
A
sister chromatids separate
9
Q
Telophase
A
nucleus reforms
10
Q
Anaphase I
A
homologous pairs separate
11
Q
Meiosis I
A
2n (x1) → n (x2)
segregation
homologous pairs separated
12
Q
Meiosis II ploidy
A
n (x2) → n (x4)
13
Q
Mitosis ploidy
A
2n (x1) → 2n (x2)
14
Q
Prophase I
A
Crossing over/recomination
