Shared Flashcard Set

Details

BIOL - 161 Vocab
Vocabulary Chapter 11
16
Biology
Undergraduate 2
12/06/2011

Additional Biology Flashcards

 


 

Cards

Term
Zygote
Definition
is usually diploid and formed at fertilization
Term
Life cycle
Definition
all events in the life of an organism from its reproductive formation until it reproduces
Term
Synaptonemal complex
Definition
may act to hold synapsing chromosomes together
Term
Spore
Definition
will produce pollen by mitosis
Term
Germ cell
Definition
cell of a multicellular organism capable of undergoing meiosis
Term
Somatic cell
Definition
body cell of a multicellular organism normally not capable
Term
Genetic variability
Definition
variety in characteristics among individuals of a population
Term
Reduction division
Definition
reduces the number of chromosomes by half
Term
Synapsis
Definition
close alignment of homologous pair contributed by the egg
Term
Tetrad
Definition
random positioning of homologues occurs
Term
Crossing over
Definition
an exchange of pairs between homologous by a sperm
Term
Chiasma
Definition
a point on a chromosome where crossing over has occurred
Term
Asexual reproduction
Definition
reproduction without fertilization
Term
Maternal chromosome
Definition
a member of a homologous pair contributed by the egg
Term
Paternal chromosome
Definition
the member of a homologous pair contributed by a sperm
Term
Prophase I
Definition
meiotic phase when chiasmata are visible
Supporting users have an ad free experience!