Biology: Life On Earth Chapter Two Terminology

Multicellular organism – organism made up of many cells
community – a group of populations living and
interacting with each other in an area.
Active and stable p53 protein – Phosphorylated p53 has reduced affinity for the ubiquitin ligase Mdm2. This leads to an accumulation of what?
book lung – An organ of gas exchange in spiders, consisting of stacked plates contained in an internal chamber
codominant – Inheritance pattern in which a heterozygote expresses the distinct trait of both alleles.
Adenosine Triphosphate (ATP) – compound that consists of adenine, a 5-carbon sugar called ribose, and 3 phosphate groups.
Scientific Method* – systematic approach to problem solving that involves observation and experimentation
G2: – stage preparing for cell division
The term that means a nonmalignant excessive development of the prostate gland is
cytokinesis – Division of the cytoplasm to form two separate daughter cells.
epigenetic inheritance – Inheritance of traits transmitted by mechanisms not directly involving the nucleotide sequence.
Hypotonic – HYPO = hypothermia (LESS heat)
TONIC = solution
When there is LESS solute in the SOLUTION than in the cell.
island equilibrium model – Islands great for study due to isolation and limited size; can study species diversity and extinction rates.
The term thаt meаns а nоnmalignant excessive develоpment оf the prostate gland is
hypothesis – A proposed answer to a question
Characteristic – A feature or quality of an organism or group of organisms that defines them.
theory – an explanation using an integrated set of principles that organizes and predicts observations
Left hemisphere: – gets sensory messages and controls the motor function of the right half of the body, more active during spoken language, logic and sequential tasks.

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