Variations in Plants and Animals

Question 1

any difference between the individuals in a species or groups of organisms of any species

all the differences that exist in a population of the same species

Answer 1

Variation

Question 2

a specific characteristic of an individual

part of an individual’s overall phenotype

Answer 2

Trait

Question 3

San Francisco scientific name

Answer 3

Codiaeum variegatum

Question 4

Mayana scientific name (updated)

Answer 4

Solenostemon scutellaroides

Question 5

Most common type of Gumamela found in BU

Answer 5

Hibiscus rosa-sinensis

Question 6

a natural grouping of similar plants that can interbreed and reproduce by seed

Answer 6

Species

Question 7

appears naturally within a species, but it has some distinctive trait which sets it apart

Answer 7

Variety

Question 8

subspecies classification describing plants varieties which are produced through artificial selection

Answer 8

Cultivar (‘cultivated varieties’)

Question 9

Cone shells scientific name

Answer 9

Conus sp.

Question 10

Shore crabs scientific name

Answer 10

Carcinus maenas

Question 11

Scientific name of Numata longwing

Answer 11

Heliconius numata

Question 12

a group of people who are related by some common ancestry and/or physical or cultural aspects

Answer 12

Race

Question 13

Which are dominant traits:

Free Earlobe
Attached Earlobe

Widow’s peak
Present
Absent

Hitchhiker’s thumb
Present
Absent

Mid-digital hair
Present
Absent

Answer 13

Free earlobe
present
present
present

Question 14

genetic differences among individuals of the same species

Answer 14

G E N E T I C V A R I A T I O N

Question 15

change in the DNA sequence of an organism can result from errors in DNA replication, exposure to mutagens or a viral infection

Answer 15

Mutation

Question 16

physical breakage, exchange, and rejoining of
two DNA molecules

Answer 16

Recombination

Question 17

transfer of genetic material from one population to another

Answer 17

Gene Migration

Question 18

E N V I R O N M E N T A L
V A R I A T I O N

caused by environmental factors such as _____________

Answer 18

climate, diet, culture

Question 19

Importance of variations

Answer 19

1. Better adaptation
2. Development of new and better fit species
3. Help in disease resistance
4. Chances of survival