MCQ
Cell wall is absent in
- AGametes
- BAmoeba
- CMycoplasma
- ✓All of these
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$A$. Tropical latitudes have remained relatively undisturbed for millions of years, hence more time was available for species diversification.
$B$. Tropical environments are more seasonal.
$C$. More solar energy is available in tropics.
$D$. Constant environments promote niche specialization.
$E$. Tropical environments are constant and predictable.
Choose the correct answer from the options given below.

Reason : $mRNA$ is transferred from the nucleus into cytoplasm where ribosomes and amino acids are available for protein synthesis.