Cumulative Speedback Assignment #2

Question 1

Prior to Gregory Mendel’s discoveries concerning the laws of inheritance, which of the following scenarios was most widely accepted?

1. All of the offspring between a tail father and a short mother would be tall.
2. The majority of the offspring between a tall

Answer 1

If there was a tall father and a short mother, the offspring would be of medium height.

Question 2

A fish tail and a dolphin tail are examples of what type of evolutionary evidence?

Answer 2

Analogous Structure

Question 3

Where are Okazaki fragments found?

Answer 3

The Lagging Strand

Question 4

Which of the following concern was discussed in the article about genetic testing?

Answer 4

You could lose your job and healthcare.

Question 5

How many chemical bonds from between adenine and thymine when they are bound in DNA?

Answer 5

Two

Question 6

What is the product of translation?

Answer 6

Protein

Question 7

What is the purpose of transcription?

Answer 7

To copy a section of a DNA.

Question 8

Why are fewer women hemophilic than men?

Answer 8

They must have a father with hemophilia and at least a carrier mother.

Question 9

What happens during telophase?

Answer 9

The cell membrane begins to divide.

Question 10

Which concept is part of Chargaff’s rules?

Answer 10

Purines must bind to pyrimidines for DNA to be structured properly.

Question 11

In a cross between two plants that have a GgTt genotype, how many of the offspring will express a phenotype of yellow and tall?

Answer 11

Three

Question 12

What type of mutation is in the following DNA sequence?
Orignal: ATCGATCGCGAT
Mutate: ATCGAACGCGAT

Answer 12

Point

Question 13

What is a difference between anaphase 1 of meiosis and anaphase of mitosis?

Answer 13

In meiosis, homologous pair are separated, whereas in mitosis, sister chromatids are separated.

Question 14

Where does photosynthesis take place in the cell?

Answer 14

The chloroplast

Question 15

What was Darwin’s profession?

Answer 15

Naturalist

Question 16

What is the goal of eusocial organisms?

Answer 16

To make sure that siblings survive.

Question 17

In a cross between YyRr and yyRR, which genotype represents a recombinant offspring?

Answer 17

yyRr

Question 18

The letter below represent the order of the genes found on a strand of DNA. What type of mutation has occurred between the normal strand and the mutated strand?
Normal: ABCDEFGHIJ
Mutation: ABCDCDEFGHIJ

Answer 18

Duplication

Question 19

What is the smallest unit of living thing?

Answer 19

Cells

Question 20

Which of the following is an example of a homozygous, recessive genotype?

Answer 20

rr

Question 21

Which protein determines whether blood type is positive or negative?

Answer 21

Rh

Question 22

Which of the following is codon?

Answer 22

GCA

Question 23

If two species cannot reproduce because they breed at different times, what type of isolating mechanism is in place?

Answer 23

Temporal

Question 24

What is the function of ribosome?

Answer 24

To read mRNA to assemble protein.

Question 25

According to the idea of incomplete dominance, what is the probability of getting a pink flower from a cross between a pink flower and a red flower, with red being dominant?

Answer 25

50%

Question 26

What happen in DNA replication after the original strand has separated?

Answer 26

The corresponding base pair are laid.

Question 27

Who conducted the first experiment showing that plants change the composition of the air?

Answer 27

Joseph Priestly

Question 28

What would you expect the sex chromosomes for a male bird to be?

Answer 28

ZZ

Question 29

What must an organism do to be considered successful according to natural selection?

Answer 29

Reproduced the most healthy offspring during their lifespan.

Question 30

Which scientist discovered that the bases were located on the inside of the double helical structure of DNA?

Answer 30

Rosalind Franklin

Question 31

Which process happens during interphase?

Answer 31

S Phase

Question 32

What are the end products when protein undergo hydrolysis?

Answer 32

Amino Acids

Question 33

What term describes a change in which as less favored form of trait becomes a favored trait?

Answer 33

Directional Selection

Question 34

What is the founder effect?

Answer 34

s

Question 35

Which of the following is true regarding the number and types of organelles in a given cell?

Answer 35

The job of the cell primarily determines the number and type of organelles

Question 36

Which is an example of vestigial feature in humans?

Answer 36

Wisdom Teeth

Question 37

What is the probability of woman with type AB blood and a man with type O blood having a child with type A blood?

Answer 37

50%

Question 38

Some fatty acid chains have a link or bend in their chain. What creates this bend?

Answer 38

A Double Bond

Question 39

What characteristic describe the autosomal dominant disorder achondroplasia?

Answer 39

Shortened Limbs

Question 40

Which of the following cause evolution?

Answer 40

Genetic mutations followed by reproduction

Question 41

In oogenesis, how many functioning egg cells are created through meiosis?

Answer 41

One

Question 42

Which of the following is a principle of evolution proposed by Darwin and accepted today?

Answer 42

New species develop through differential survival and reproduction.

Question 43

What is the cause of Patau syndrome?

Answer 43

Trisomy 13

Question 44

Which of the following types of transport systems requires energy to pass a molecule from one side of the membrane to other?

Answer 44

Active Transport

Question 45

What is the purpose of the scientific method?

Answer 45

To discover the answer questions

Question 46

What is spontaneous generation?

Answer 46

The theory that life appears from nonliving things

Question 47

The ability of an organism to keep its internal condition suitable for life is a part of which of the following characteristics of living things?

Answer 47

Living things respond to the environment.

Question 48

Which step yield the most ATP?

Answer 48

The electron transport chain

Question 49

Which is a difference between RNA and DNA?

Answer 49

RNA has more oxygen than DNA.

Question 50

What misconception did the work of Rosalind Franklin clarify for Watson and Crick?

Answer 50

They believed DNA consisted of a triple helix

Question 51

When does Mendel's law of independent assortment not always apply?

Answer 51

When two alleles are close to each other on the same chromosomes

Question 52

What is the result of a nondisjunction during meiosis II?

Answer 52

Half of the gametes will have an incorrect number of chromosomes.

Question 53

Why do some people want to prevent athletes from "gene doping"

Answer 53

It could be an unfair advantage that could not be detected.

Question 54

Which of the following is a possible offspring result of the following dihybrid cross? GgTt x GgTt

Answer 54

4 GgTt

Question 55

Hydrolysis in carbohydrates is the process responsible for changing _______ to _______.

Answer 55

glycogen, monosaccharides

Question 56

Which of the following is a sex-influenced trait?

Answer 56

Male pattern baldness