BioBasics 3 Exam 3

Question 1

What are phenotypes determined by?

Answer 1

Phenotypes are determined both by the alleles that are present as well as by the environment in which the organism lives

Question 2

The _______ including the mother’s genotype and her nutrition and chemical exposure during fetal development

Answer 2

prenatal environment

Question 3

How are epigenetic factors passed?

Answer 3

They are passed on from the two parents

Question 4

Environmental factors include: ______ what and how much we eat, calories, vitamins and micro nutrient levels

Answer 4

nutrition

Question 5

Environmental factors include: _______ which effects parasite and climatic factors

Answer 5

geographical location

Question 6

Environmental factors include: _____ that can disrupt growth and development

Answer 6

infections

Question 7

environmental factors include (6)

Answer 7

prenatal environment, epigenetic factors, nutrition, geographical location, infections, social environment

Question 8

What do receptor proteins do?

Answer 8

receptor proteins on the cell surface bind the compounds, transduce the signal into and through the cell, which then passes it on to the olifactory nerve and the brain