Key terms of cell division

Key terms of cell division

Mitosis, meiosis; mitotic, meiotic

Parental cell, daughter cells

Body cell (soma); meristematic tissue; growth, repair, asexual reproduction

Germ cell (germinal tissue); testis(testes), ovary(ovaries); anther; flower ovary

Gamete(s), sperm, egg; spore(s)

Photomicrographs, squash preparation

Ploidy level (diploid, haploid)

The cell cycle

u Interphase

G1 (First gap phase - cellular synthesis)

S (Synthesis phase - DNA replication)

G2 (Second gap phase - cellular synthesis, energy storage)

v Nuclear division

M (Mitotic phase - Prophase, metaphase, anaphase, telophase)

w Cytoplasmic division

Cleavage furrow, cell plate formation

Terms related to nuclear division :

Nucleus (nuclei), nuclear membrane (envelope), nucleolus (nucleoli)

Centrosome (centrioles) + spindle fibre

Opposite pole(s) + equator

migrate, part company/separate

chromatin, chromatin thread, condensation, chromosome

sister chromatid(s), centromere; homologous chromosomes;

bivalent, synapsis; crossing-over, chiasma, chiasmata, exchange of genes, genetic variation

at right angle