freeze-dryThe removal of water as vapour from frozen material under vacuum. Used to measure water content and to preserve samples, particularly spores.
fresh weightThe weight, including the water content, of a specimen. Synonym: wet weight.
FriableA term commonly used to describe a crumb-like callus. In this state, the callus is easily dissected and readily dispersed into single cells or clumps of…
Full gene sequenceThe complete order of bases in a gene. This order determines which protein a gene will produce.
functional foodA foodstuff that provides a health benefit beyond basic nutrition, demonstrating specific health or medical benefits, including the prevention and…
Functional genomicsThe field of research, that aims to determine patterns of gene expression and interaction in the genome, based on the knowledge of extensive or complete…
FungicideAn agent, such as a chemical, that kills fungi.
fungusA plant-like organism that does not make chlorophyll. Mushrooms, yeasts, and molds are examples. The plural is fungi.
Fusarium spp.A group of fungal pathogens of many economic crop species, particularly cereals, where severe infestation leads to losses in both grain yield and quality.
fusion biopharmaceuticalsFusion proteins with pharmaceutical properties. Their advantages are: 1. Synergistic activities in one molecule, i.e.
fusion gene(FYOO-zhun JEEN) A gene made by joining parts of two different genes. Fusion genes may occur naturally in the body by transfer of DNA between chromosomes.
fusion protein(FYOO-zhun PROH-teen) A protein made from a fusion gene, which is created by joining parts of two different genes.
fusion toxinA fusion protein that consists of a toxic protein domain plus a cell receptor binding domain.
fusogenic agentAny chemical or virus, etc., that causes cells to fuse together.