yes diatoms can reproduce sexually and asexually.
but they can only reproduce asexually when they are little
Diatoms can reproduce in two different modes, sexual and asexual. They also may pass through a seed-like phase known as the resting spore. www.mbari.org
reproduce sexually
Three creatures that reproduce asexually are the paramecium, amoeba, and diatoms. These are microscopic organisms that live mainly in freshwater. In case you haven't heard of diatoms, they're a group of single celled alga that come in many shapes and colors.
Diatoms are microscopic algae living in both fresh and salt water. They grow and reproduce by using photosynthesis, just as a plant would.
pennate diatoms
Diatoms are single celled algae.
diatoms are a microalgae group
Diatoms are algae, diatoms are protists. Diatoms are placed in the division Bacilliariophyta, which is distinguished by the presence of an inorganic cell wall composed of hydrated silica.
Diatoms are usually microscopic, but they can be 2mm in length. Marine diatoms are a yellowish brown colour.
diatoms are producers, not decomposers. they are photosynthetic organisms
class chrysophyta
Diatoms account for 23% of the primary productivity of the world, that's what they do!