MCQ
Krause membrane or $Z - $ line is a myofibril which separates two adjacent
- ✓Sarcomeres
- B$H - $ zones
- C$I - $ bands
- D$A - $ bands
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$1.$ Chromosomes are arranged at the equator.
$2.$ Formation of nuclear membrane.
$3.$ At the end of this phase, nuclear membrane Golgi, complex and endoplasmic reticulum are reformed.
$4.$ End of contraction of chromosome.
$5.$ This phase start with chromosome.according to their vertical contraction.
$(i)$ Reproduction is the production of progeny possessing features dissimilar to their parents.
$(ii)$ The fungi, the filamentous algae, the protonema of mosses, all multiply by budding.
$(iii)$ Many organisms like mules,sterile worker bees do not reproduce.
$(iv)$ Reproduction is not an all-inclusive defining characteristic of living organisms.