Science Bowl

BIOLOGY

Biology - 30

BIOL-91; Multiple Choice:  The placenta in humans is derived from the: 

a)  embryo only
b)  uterus only
c)  endometrium and embryo
d)  none of the above

ANSWER:  C -- ENDOMETRIUM AND EMBRYO

BIOL-91; Multiple Choice:  The number of mature gametes resulting from meiosi in the female is:

a)  1
b)  2
c)  3
d)  4

ANSWER:  A -- 1

BIOL-91; Multiple Choice:  Synapsis and crossing over of chromosomes occurs i which phases of
meiosis?

a)  Interphase
b)  Prophase
c)  Meterphase
d)  Teleophase

ANSWER:  B -- PROPHASE

BIOL-91; Multiple Choice:  A layer of dead skin cells is found in the: 

a)  subcutaneous tissue
b)  dermis
c)  epidermis
d)  no dead cells are in the skin

ANSWER:  C -- EPIDERMIS

BIOL-91; Multiple Choice:  Glial (pron: glee-el) cells are found in the: 

a)  muscular system
b)  digestive system
c)  endocrine system (pron: en-de-kren)
d)  nervous system

ANSWER:  D -- NERVOUS SYSTEM