MCQ
Which of the following concepts is attributed to Charles Darwin
- AInheritance of acquired characters
- BUse and disuse of organs
- CLaw of paired units
- ✓Struggle for existence
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$I.$ sexual contact with infected person
$I.$ transfusion of contaminated blood
$III.$ sharing infected needless
$IV.$ from infected mother to her baby through placenta
Which of the statements given above are correct?
$(I)$. Each neuron has a cell body
$(II)$. Each neuron has a single axon
$(III)$. Neurons are the functional units of nervous system
Select the correct option