Biology Honors Mid-Term Review Fall 2016

Question 1

which of the following occurs in telophase?

Accepted Answer

chromosomes relax

Question 2

Binary fission is an asexual reproduction process in which (prokaryotes)

Accepted Answer

a cell divides into 2cells w/ identical genetic information

Question 3

Which represents the formula for a chemical compound?

Accepted Answer

H2O

Question 4

Which best describes a benefit of studying biology?

Accepted Answer

being able to intelligently debate issues like cloning

Question 5

Which of the following does NOT occur as cells grow larger?

Accepted Answer

ratio of surface area to volume increases

Question 6

Which statement is true about bacterial cells?

Accepted Answer

they have no nucleus

Question 7

Which of the following metabolic pathways is anabolic?

Accepted Answer

photosynthesis

Question 8

Which best explains the purpose of science?

Accepted Answer

to explain the nature of things

Question 9

In which of the following processes is chemical energy converted to mechanical energy?

Accepted Answer

muscle contraction

Question 10

DNA replication occurs during

Accepted Answer

interphase

Question 11

The cell cycle is regulated by

Accepted Answer

cyclins

Question 12

At what point in diffusion is dynamic equilibrium reached?

Accepted Answer

when there is continuous movement but no change

Question 13

T/F? I am going to pass this mid-term with an A.

Accepted Answer

True

Question 14

Which of the following are produced by reactions that take place in the thylakoids?

Accepted Answer

ATP and NADPH

Question 15

Which organelles are found only in animals?

Accepted Answer

lysosomes

Question 16

Which of the following occurs during telophase?

Accepted Answer

chromosomes relax

Question 17

Which is the negatively charged particle outside the nucleus of an atom?

Accepted Answer

electron

Question 18

Amino acids are building blocks of which macromolecule?

Accepted Answer

proteins

Question 19

Which of the following is the second step of the Calvin Cycle?

Accepted Answer

Chemical energy is transferred to 3-PGA molecules

Question 20

How many chromosomes are found in a typical human sperm?

Accepted Answer

23

Question 21

Which statement is a fundamental principle of the cell theory?

Accepted Answer

living organisms are composed of cells

Question 22

In what decade did cell theory become an accepted part of biology?

Accepted Answer

1850's

Question 23

T/F? when 2 subst. combine and heat is produced, this is evidence that a chem. rxn occurred.

Accepted Answer

true

Question 24

DNA replication of a leading strand involves which enzymes?

Accepted Answer

helicase, primase, polymerase, ligase

Question 25

Which is an example of a chemical reaction?

Accepted Answer

iron rusting

Question 26

Which is not something a scientist would study?

Accepted Answer

astrology

Question 27

In humans & other multicellular organisms, which plays a central role as an energy source?

Accepted Answer

carbohydrate

Question 28

Which best describes the difference between an observation and an inference?

Accepted Answer

you can record an observation; an inference is an idea

Question 29

Predict the photosynthetic pathway of a saguaro cactus

Accepted Answer

CAM

Question 30

T/F? Living things pass identical genetic code to their offspring for many generations.

Accepted Answer

False

Question 31

Why is synthesis stage called this?

Accepted Answer

because DNA synthesis is taking place

Question 32

Which organelle converts sugars into energy?

Accepted Answer

mitochondrian

Question 33

A DNA segment is changed from -AATTAG- to - AAATAG-, this is a ____.

Accepted Answer

substitution

Question 34

What is a major difference between facilitated diffusion and active transport?

Accepted Answer

A.T. moves substances against the concentration gradient

Question 35

which event during meiosis leands to a reduction in chromosome # from 2n ton ?

Accepted Answer

homologous chromosomes travel to opposite sides of the cell

Question 36

Glycolysis, uses glucose to produce energy in the form of ATP and pyruvic acid, this occurs in?

Accepted Answer

both plants and animals

Question 37

Which series is arranged in order from largest to smallest in size?

Accepted Answer

cell, nucleus, chromosome, DNA, nucleotide

Question 38

A DNA segment changes from -AATTAGAAATAG- to -ATTAGAAATAG. This is a ?

Accepted Answer

frameshift mutation

Question 39

An organism's genetic material is stored in which type of macromolecule?

Accepted Answer

DNA

Question 40

Which organelles are found only in animals?

Accepted Answer

lysosomes

Question 41

An organism that uses hydrogen sulfide as a source of energy is categorized as ?

Accepted Answer

chemoautotroph

Question 42

Which statement is true about bacterial cells?

Accepted Answer

they have no nucleus

Question 43

Crossing over would most likely occur during which stage of the cell cycle?

Accepted Answer

When homologous chromosomes line up in pairs

Question 44

Cilia and flagella are used for what in stationary cells?

Accepted Answer

move substances along the surface of the cell

Question 45

T/F? Quantitative data has to do with numbers.

Accepted Answer

True

Question 46

During which phase of meiosis do homologous pairs of chromosomes line up next to each other?

Accepted Answer

metaphase I

Question 47

Where is glucose made in plants?

Accepted Answer

outside the chloroplast

Question 48

A single covalent bond forms when two atoms do which of these?

Accepted Answer

share two electrons

Question 49

Which is NOT a topic of biology?

Accepted Answer

the distribution of sand on the ocean floor

Question 50

Which of the following pathways in anabolic?

Accepted Answer

photosynthesis

Question 51

which of the following is a substrate used in cellular respiration?

Accepted Answer

the product of photosynthesis

Question 52

Which is present only in eukaryotes?

Accepted Answer

nucleus

Question 53

Which of the following is a substrate used in cellular respiration?

Accepted Answer

the product of photosynthesis

Question 54

Which statement is a fundamental principle of the cell theory?

Accepted Answer

living organisms are composed of cells

Question 55

Which of these has occurred by the end of prophase?

Accepted Answer

the nuclear membrane has disappeared

Question 56

Which of the following is the second step of the calvin cycle?

Accepted Answer

chemical energy is transferred to 3-PGA molecules

Question 57

Which atom (C, Na, or O) is MOST likely to form an ion?

Accepted Answer

Na

Question 58

A stem cell has potential medical uses because it

Accepted Answer

is not specialized in structure and function

Question 59

Which of these has occurrd by the end of prophase?

Accepted Answer

the nuclear membrane has disappeared

Question 60

Cancer is caused by

Accepted Answer

mutation

Question 61

The total number of atoms in a molecule of C8H18 is?

Accepted Answer

26

Question 62

Which of the phases of mitosis has the shortest duration?

Accepted Answer

metaphase

Question 63

What is the role of the spindle fibers?

Accepted Answer

to move chromosomes in the cell

Question 64

Which particle in the nucleus of an atom has a neutral charge?

Accepted Answer

neutron

Biology Honors Mid-Term Review Fall 2016

Questions 65

Biology Honors Mid-Term Review Fall 2016

Questions 65