Heredity & Society Exam 1

Find an INCORRECT statement about the nature of scientific knowledge

Well-established scientific knowledge, such as Newton's Laws, is and will be always true

Dr.Lee showed several cases of actual/hypothetical experiments; which of the following has the correct answers to the questions i) and ii)

i) the metal ball and the feather fall at the same time, space, ripping the rope
ii) anchor will fly away into the outer

T/F: Scientific knowledge is invalidated if the majority of the citizens vote against it in a democratic voting

False

T/F: Scientific knowledge can be invalidated only by another piece of scientifically validated knowledge if the new knowledge explains more phenomena and/or with other precision

True

T/F: The top row and low-most column of Punnet square represent all the possible sex cell (gamete) genotypes. whereas the inner squares represent all the possible somatic cell genotypes of the following generation

True

What is the probability of having a baby with Albino between a carrier male and a normal female?

0%

What is the probability of having a baby with Albino between a carrier male and a carrier female?

25%

Who is the 19th century monk who founded the concept of genetics from his careful experiments of inheritance using pea plants?

Gregor Mendel

What is the term that describes the phenomenon that genes dont get mixed and segregate from each other during gamete formation?

Law of segregation

What is the single most significant risk factor for having a baby with Down syndrome?

Age of the pregnant woman

What is the term describing the study and practice of selective breeding applied to humans, with the aim of improving the gene pools of the human species?

Eugenics

T/F: In human, autosomal monosomy is fatal with miscarriage early in pregnancy

True

T/F: In human, autosomal trisomy mostly result in healthy babies who survive into their adulthood

False

Cell theory

the theory that states that all living things on Earth are made of cells

What is the cellular structure that acts as a barrier between cell contents and the environment?

Plasma Membrane

Nucleus

Contains chromosomal DNA

Mitochondria

Generates energy

Lyosome

Cellular disposal place

Endoplasmic Reticulum

Large network of membranous sacs, on which ribosomes are attached

Golgi complex

Protein sorting