Credited with developing the cell theory

cells with no nucleus

The soup like fluid in the cytoplasm is

A single mature leaf of a pear contains _______million cells

The wood of one giant redwood tree could support the combined weight of a thousand elephants

the main structural component of cell walls is ____________, which is composed of 100 to 15,000 glucose monomers in long chains and is the most abundant polymer on earth.

In addition to cellulose, cell walls contain a matrix of

A middle lamella

Secondary cell walls ofplants generally contain more cellulose (40-80%) than primary walls?

The fluids and dissolved substances can pass through primary walls of adjacent cells via plasmodesmata, tiny strands of cytoplasm that extend between the cells through minute openings. What is the singular term?

The outer boundary of the living part of the cell

Chromatin is composed of DNA and

Unattached ribosomes often occur in clusters of ____to_______, particularly when they are involved in linking amino acids together in the construction of the large, complex protein molecules that are a basic part of all living organisms.

Substances secreted by vesicles may include

What is the most conspicuous of the different kinds of plastids?

The liquid portion of the chloroplast is a colorless fluid matrix called

Leucoplasts are colorless and contain amyloplasts, which synthesize starches, and _______________, which synthesize oils.

If exposed to light, some leucoplasts will develop into chloroplasts, and vise versa

The cristae in the mitochondria do not increase the surface area available to the enzymes contained in a matrix fluid

Vacuolar membranes are tonoplasts

In most instances, interphase occupies up to _____% or more of the time it takes to complete the cycle.

Mitochondria are associated with