What are $P, Q,$ and $R$ in the given plant cell?

Non-membranous cell organelles are

Read the following statements and identify the correct option:
$(A)$ Prokaryotic cells lack a nuclear membrane,chloroplasts,mitochondria,microtubules,and pili.
$(B)$ Eukaryotic cells contain a nuclear membrane,chloroplasts,mitochondria,microtubules,and pili.
$(C)$ Many bacterial cells have small circular $DNA$ outside the genomic $DNA$.

In an animal cell,protein synthesis takes place in:

$A$ mature plant cell has which of the following components?

$A$ student wants to study cell structure using a light microscope with a $10 \times$ eyepiece and a $45 \times$ objective lens. Which of the following light sources should they use to obtain the best resolution?