UNIT 4 LIST 1 EVOLUTION

Question 1

what is a amino acid sequencing ?

Answer 1

process of identifying the arrangement of amino acids in proteins

Question 2

what is analogous structure

Answer 2

biological structures having similar or corresponding functions but not from the same evolutionary origin

Question 3

what is anatomy

Answer 3

study of the structure of a plant or animal

Question 4

what is biochemical evidence

Answer 4

use of molecular biology techniques to study the chemical processes and substances that occur within living organisms

Question 5

what is biogeography

Answer 5

study of the geographic distribution of plants, animals, and other forms of life

Question 6

what is cladogram

Answer 6

diagram that shows relationships between species

Question 7

what is common ancestry

Answer 7

Ancestral organism shared by two or more descendent lineages

Question 8

what is descent with modifucation

Answer 8

passing traits from parent to offspring

Question 9

what is DNA sequencing

Answer 9

process of determining the sequence of nucleotides (As, Ts, Cs, and Gs) in a piece of DNA

Question 10

what is embryo

Answer 10

early developmental stage of an animal while it is in the egg or within the uterus of the mother

Question 11

what is embryology

Answer 11

branch of biology dealing with embryos and their development

Question 12

what is electrophoresis

Answer 12

laboratory technique used to separate DNA, RNA or protein molecules based on their size and electrical charge

Question 13

what is a evolutionary tree

Answer 13

represents the evolutionary relationships among a set of organisms or groups of organisms

Question 14

what is a fossil record

Answer 14

made up of all the fossils that have been found, along with their relative ages

Question 15

what is homologous structure

Answer 15

having the same relative position, value, or structure

Question 16

what is homologous

Answer 16

Having similar or corresponding features

Question 17

what is paleontology

Answer 17

study of extinct or extinct prehistoric species

Question 18

what is phenotypic similarity

Answer 18

measure of functional redundancy within homologous gene families

Question 19

what is phylogeny

Answer 19

evolutionary history of a species or group

Question 20

what is phylogenetic tree

Answer 20

diagram that depicts the lines of evolutionary descent of different species, organisms, or genes from a common ancestor.

Question 21

what is vestigial structures

Answer 21

non-functional features fully developed and functioning in earlier species but serve little or no present purpose for an organism

Question 22

what are sedimentary layers

Answer 22

layer of rock that has a uniform lithology and texture

Question 23

what Is adaptation

Answer 23

act of changing something or changing your behavior to make it suitable for a new purpose or situation

Question 24

what is behavior

Answer 24

how someone acts

Question 25

what is completion

Answer 25

organisms that strive for the same resources in the same place

Question 26

what is fitness

Answer 26

organism's ability to pass its genetic material to its offspring

Question 27

what I sa gene pool

Answer 27

combination of all the genes (including alleles) present in a reproducing population or species

Question 28

what is genetic variation

Answer 28

difference in DNA sequences between individuals within a population

Question 29

what is geographic isolation

Answer 29

term used to describe the physical separation of populations of organisms from one another due to geographical barriers

Question 30

what I smorphology

Answer 30

study of the internal structure of words

Question 31

what is natural selection

Answer 31

process through which populations of living organisms adapt and change

Question 32

what is phenotypic expression

Answer 32

observable characteristics in an organism that results from the expression of genes.

Question 33

what is physiology

Answer 33

study of how the human body works

Question 34

what is population

Answer 34

whole number of people or inhabitants in a country or region

Question 35

what is reproductive isolation

Answer 35

set of barriers that exist between different species that make them unable to breed and produce healthy offspring

Question 36

what is sexual selection

Answer 36

process by which individuals compete for access to mates and fertilization opportunities

Question 37

what is speciation

Answer 37

new kind of plant or animal species is created

Question 38

what is species

Answer 38

group of organisms that can reproduce with one another in nature and produce fertile offspring

Question 39

what are traits

Answer 39

specific characteristic of an individual