Slow Block to polyspermy

When the cortical granules fuse with the egg cell membrane, they release protein-digesting enzymes that modify the zona pellucida proteins such that they can no longer bind sperm

TLS Online TPP Program

#Id: 8917

#Unit 2. Cellular Organization

TLS Online TPP Program

#Id: 9340

#Unit 4. Cell Communication and Cell Signaling

N-terminal prodomain is required for proper folding and dimerization of the C-terminal TGF-β domain.

TLS Online TPP Program

#Id: 8146

#Unit 2. Cellular Organization

TLS Online TPP Program

#Id: 3856

#Unit 5. Developmental Biology

Dictyostelium can utilize one of three survival strategies when food starvation-

(1) Microcyst formation, favoured in dark & wet conditions, or ammonia levels are high.
(2) Zygote formation, favoured in dark & wet conditions, & triggered by ethylene produced by the cells.
(3) Cell aggregation & differentiation

TLS Online TPP Program

#Id: 5812

#Unit 7. System Physiology – Animal

Zona glomerulosa cells capable of secreting significant amounts of aldosterone because they contain the enzyme aldosterone synthase