Aneuploidy

The occurrence of one or more extra or missing chromosomes leading to an unbalanced chromosome complement, or, any chromosome number that is not an exact multiple of the haploid ...

aneuploidy

Archaeology; Human evolution

The abnormal condition in which one or more whole chromosomes of a normal set of chromosomes either are missing or are present in more than the usual number of copies. Aneuploidy ...

aneuploidy

Agriculture; General agriculture

The chromosomal constitution of cells which deviate from the normal by the addition or subtraction of chromosomes or chromosome pairs.

foramen caecum

Biology; Anatomy

The dorsum of the tongue is convex and marked by a median sulcus, which divides it into symmetrical halves; this sulcus ends behind, about 2. 5 cm from the root of the organ, in ...

olfactory bulb

Biology; Anatomy

The olfactory bulb is a structure of the vertebrate forebrain involved in olfaction, the perception of odors.

apex

Biology; Anatomy

A narrowed or pointed end of an anatomical structure.

tongue

Biology; Anatomy

The tongue is a muscle on the floor of the mouth that manipulates food for chewing and swallowing (deglutition).

olfactory membrane

Biology; Anatomy

The portion of the nasal mucosa having olfactory receptor cells and olfactory glands.

oesophagus

Biology; Anatomy

The esophagus or oesophagus, sometimes known as the gullet, is an organ in vertebrates which consists of a muscular tube through which food passes from the pharynx to the ...