nucleótidos

The basic building block of nucleic acids; composed of a five-carbon sugar (either ribose or deoxyribose), a phosphate, and a nitrogenous base (either a purine or pyrimidine).

nucleótido

Biologi; Genome

A subunit of DNA or RNA consisting of a nitrogenous base (adenine, guanine, thymine, or cytosine in DNA; adenine, guanine, uracil, or cytosine in RNA), a phosphate molecule, and a ...

nucleótido

Pertanian; Sains nasi

The building block of nucleic acids which consists of a phosphate group linked to a five-carbon-atom sugar which in turn is joined to a nitrogen-containing base (either cytosine, ...

patógeno

Biologi; Ekologi

A microorganism that makes its host sick. Certain viruses, bacteria, and authoritarian flag-waving fanatics are common examples of pathogens. They tend to be parasites that weaken ...

proteína

Biologi; Ekologi

Extremely complex molecules of carbon, hydrogen, nitrogen, and other elements joined in chains of amino acids (peptides). Protein constitutes the bulk of living matter, gives it ...

eucariota

Biologi; Ekologi

An organism with a membraned cell nucleus. See Prokaryote.

organogénesis

Biologi; Ekologi

The start of organ formation in the embryo.

porosidad

Biologi; Ekologi

The amount of space within rocks or soils.

selva

Biologi; Ekologi

An evergreen forest growing in a wt, humid climate. Rainforest coverage prevents desertification and drought and hosts more than half the world's animal species. Every day ...