Which of the following organisms would contain sphingomyelin in its cell membrane?
A) bacteria
B) algae
C) animals
D) bryophytes
E) angiosperms
C) animals
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The inheritance pattern in which the mother provides gene products to the developing egg cells is called
A. X inactivation. B. extranuclear inheritance. C. genomic imprinting. D. linkage. E. maternal inheritance.
The siphuncle of nautiloids is used for:
a. regulating respiration rate. b. providing propulsion. c. regulating water and gas content within the chambers. d. capturing food. e. reproduction
Where are the molecules used to carry out photosynthesis encoded?
A) All are encoded in chloroplast DNA. B) Some are encoded in chloroplast DNA and others in nuclear DNA. C) All are encoded in nuclear DNA. D) Some are encoded in nuclear DNA and others in mitochondrial DNA.
An organism that possesses a scolex and proglottids
lacks a. bilateral symmetry. b. a coelom. c. mesodermal tissue. d. bilateral symmetry and a coelom. e. bilateral symmetry, a coelom, and mesodermal tissue.