A mutant plant has roots that grow in all directions. Which of the following organelles would you expect to be missing in the cell? a. mitochondria b. amyloplast c. chloroplast d. nucleus

Three differences between animal and plant cells are Select one: a. Plant cells have mitochondria, large central vacuole, cell wall b. Plant cells have chloroplasts, large central vacuole, cell membrane c. Plant cells have chloroplasts, large central vacuole, cell wall d. Plant cells have chloroplasts, many small vacuoles, cell wall

A researcher examining a root tip observes a plant cell with condensed daughter chromo- somes at each pole and a cell plate at the central plane of the cell. Which of the following best describes what will occur next in the cell? A The nuclear envelopes will break down, and the spindle fibers will begin to form. B с D Sister chromatids will align at the central plane via spindle fibers. The nuclear envelope will break down, and the spindle will begin to form. The chromosomes will decondense, and the daughter cells will enter the interphase.

The middle lamella of plant cells is made of   Select one: a. A sugar called pectin b. A sugar called lignin c. A sugar called cellulose d. proteoglycans (GAGs)