¿Qué hay en el sótano?

¿Cuántos chicos van a vivir en el apartamento?

Empareja las frases con el uso correcto de los pronombres relativos.

Which of the following is capable of converting solar energy into chemical energy?

Which of following is not correctly described?

The figures illustrate the leaf cross section (left) and the structure of chloroplast (right). What is the name of (2)?

Choose the right answer based on the cell structure below.  This organelle is acidic (pH 5) environment inside and contains many different kinds of enzymes to break down the macromolecules into monomer. Which organelle is this and what is the name?

There are three kinds of DNA.

What is the “ready cash” energy (currency of energy) in the body?

Which is NOT an organelle of plant cells?