ANSC 3040 Quiz 1 Study Guide with
Actual Detailed Answers 2026-2027
Updated.
What is a hormone? - Answer signaling molecules that modulate activity of a target tissue
What is the determining factor of agricultural animal production efficiency? - Answer
Reproduction
List the methods of hormone delivery - Answer Classical endocrine
Neuroendocrine
Autocrine
Paracrine
Neurocrine
Briefly discuss Ribiero's edit of the Neuroendocrine delivery mechanisms - Answer does not
explicitly include circulation, can involve the portal system between the hypothalamus and
pituitary, for example
How can we classify hormones? - Answer Source
Mode of Action
Biochemically
Name the sources of Hormones in the context of this course - Answer Hypothalamic,
Pituitary
Gonadal
Uterine
Placental
What are the modes of action of hormones in the context of this course - Answer Releasing
hormones
gonadotropins
sexual promoters
Pregnancy maintainance
Luteolytic
, What are the Biochemical classifications of hormones in the context of this course - Answer
Peptides
Glycoproteins
Eicosanoids
Steroids
What is the precursor to Eicosanoids, Steroids in that order - Answer Arachidonic acid,
Cholesterol
What are the methods of hormone synthesis within the context of this course? - Answer
Substrate
Cell Machinery [synthesis/conversion]
FeedBack Regulation
Peptides: Name the following factors
Substrate
Transcription
translation
post-translation modifications - Answer Amino Acids
Peptide mRNA
Peptides
Tertiary Peptide
Glycoproteins: Name the following factors
Substrate
Transcription
translation
post-translation modifications - Answer Amino Acids, Carbohydrates
Polypeptide mRNA
Polypeptides
Glycosylation, quaternary structure
Discuss the synthesis of steroids - Answer Stepwise conversion of cholesterol
T/F plants can produce enough cholesterol to adequately supply herbivore's requirements -
Answer FALSE, herbivores must synthesize cholesterol
Actual Detailed Answers 2026-2027
Updated.
What is a hormone? - Answer signaling molecules that modulate activity of a target tissue
What is the determining factor of agricultural animal production efficiency? - Answer
Reproduction
List the methods of hormone delivery - Answer Classical endocrine
Neuroendocrine
Autocrine
Paracrine
Neurocrine
Briefly discuss Ribiero's edit of the Neuroendocrine delivery mechanisms - Answer does not
explicitly include circulation, can involve the portal system between the hypothalamus and
pituitary, for example
How can we classify hormones? - Answer Source
Mode of Action
Biochemically
Name the sources of Hormones in the context of this course - Answer Hypothalamic,
Pituitary
Gonadal
Uterine
Placental
What are the modes of action of hormones in the context of this course - Answer Releasing
hormones
gonadotropins
sexual promoters
Pregnancy maintainance
Luteolytic
, What are the Biochemical classifications of hormones in the context of this course - Answer
Peptides
Glycoproteins
Eicosanoids
Steroids
What is the precursor to Eicosanoids, Steroids in that order - Answer Arachidonic acid,
Cholesterol
What are the methods of hormone synthesis within the context of this course? - Answer
Substrate
Cell Machinery [synthesis/conversion]
FeedBack Regulation
Peptides: Name the following factors
Substrate
Transcription
translation
post-translation modifications - Answer Amino Acids
Peptide mRNA
Peptides
Tertiary Peptide
Glycoproteins: Name the following factors
Substrate
Transcription
translation
post-translation modifications - Answer Amino Acids, Carbohydrates
Polypeptide mRNA
Polypeptides
Glycosylation, quaternary structure
Discuss the synthesis of steroids - Answer Stepwise conversion of cholesterol
T/F plants can produce enough cholesterol to adequately supply herbivore's requirements -
Answer FALSE, herbivores must synthesize cholesterol
