WorksheetsMoons Science Test 1
Total questions: 90
Worksheet time: 1hrs 4mins
Which of the following are examples of a prokaryote? (can be more than one answer)
Plant
Animal
Bacteria
Archaea
Which of the following are examples of a eukaryote? (can be more than one answer)
Plant
Animal
Bacteria
Archaea
What houses the deoxyribonucleic acid?
Nucleus
Cytoplasm
Endoplasmic Reticulum
Golgi apparatus
Which of the following describes the structure of DNA?
double helix
double cuboid
bilateral cone
bilateral spiral
Within a cell nucleus, DNA is carefully packaged via proteins known as?
Histones
Chromatin
Ribosomes
Actin
Which phase in the cell cycle does DNA duplicate itself?
synthesis phase
prophase
metaphase
anaphase
In which phase do chromatin condense into chromosomes?
prophase
metaphase
prometaphase
telophase
In which phase does the nuclear membrane break down?
prophase
metaphase
prometaphase
telophase
In which phase do chromosomes break at centromeres and sister chromatids move to opposite ends of the cell?
anaphase
metaphase
prometaphase
telophase
In which phase do chromosomes line up along an imaginary plane?
anaphase
metaphase
prometaphase
telophase
In which phase does the nuclear membrane reform, nucleoli reappear, and chromosomes unwind into chromatin?
anaphase
metaphase
prometaphase
telophase
What is translated to make proteins used by the cell?
DNA
mRNA
tRNA
rRNA
<BLANK> is used to carry the genetic information outside of the nucleus to the ribosome where protein synthesis is completed.
DNA
mRNA
tRNA
rRNA
The process of making mRNA or any RNA is called?
transcription
translation
mitosis
cytokinesis
The conversion from RNA to amino acid is known as?
translation
transcription
transfusion
transition
A codon is made up of how many nucleotides?
2
3
4
5
The <BLANK> is a membrane-bound organelle made up of folded sacs?
endoplasmic reticulum
golgi apparatus
microtubule
nucleolus
What is used to move materials from one oragnelle to the next?
vesicles
lysosomes
peroxisomes
microtubules
What organelle carries out digestion of materials that need to be broken down?
vesicles
lysosomes
peroxisomes
microtubules
What organelle helps with the neutralization of toxic free radicals through oxidation and reduction chemical reactions?
vesicles
lysosomes
peroxisomes
microtubules
<BLANK> carry out cellular respiration and produce large amounts of ATP using glucose, amino acids and lipid components?
mitochondria
organelle
endoplasmic reticulum
golgi apparatus
The <BLANK> takes proteins and other products from the endoplasmic reticulum and modifies and packages them for shipment to other parts of the cell or sends them outside the cell.
mitochondria
organelle
lysosomes
golgi apparatus
Transporting materials into a cell is called?
endocytosis
exocytosis
mitosis
ATP
Transporting materials out of a cell is called?
endocytosis
exocytosis
mitosis
ATP
<BLANK> help the animal cell complete cytokinesis by creating the cleavage furrow?
actin filaments
lysososmes
golgi apparatus
organelles
Microtubules for the <BLANK> that facilitates the separation of chromosomes during mitosis.
spindle apparatus
golgi apparatus
endoplasmic reticulum
vesicles
The intermediate filament protein <BLANK> gives hair and nails its strength.
keratin
flagella
glycolipid
glycoprotein
Breaking down larger macromolecules into smaller usable molecules, or monomer units is called?
catabolism
anabolism
metabolism
cytokinesis
Covalently linking monomers and making the larger molecules needed is called?
catabolism
anabolism
metabolism
cytokinesis
The totality of an organism's chemical reactions is called?
catabolism
anabolism
metabolism
cytokinesis
The breaking down of lactose is what type of process?
catabolism
anabolism
metabolism
cytokinesis
<BLANK> reduce(s) the activation energy required for a reaction or process to get started?
enzymes
cytoplasm
diffusion
filaments
<BLANK> involves the pitting in of the membrane to create a vesicle on the inside for bringing components into the cell.
endocytosis
exocytosis
diffusion
endometriosis
Molecules moving from an area of higher concentration into an area of lower concentration until they are evenly distributed, and dynamic equilibrium is reached is known as?
endocytosis
exocytosis
diffusion
endometriosis
Signaling molecules outside the cell bind to <BLANK>.
cell surface receptor proteins
DNA
ATP
cytokinesis
Cells with the suffix blast are considered?
immature cells
mature cells
specialized cells
dead cells
Cells with the suffix cyte are considered?
immature cells
mature cells
specialized cells
dead cells
White blood cells that differentiate into more specialized cells are called?
monoblasts
monocytes
macrophages
microphages
Mature liver cells are called?
erythrocytes
hepatocytes
monocytes
cellulytes
Mature red blood cells are called?
erythrocytes
hepatocytes
monocytes
cellulytes
Cells that are not actively moving through the cell cycle are said to have withdrawn or exited from the cell cycle are in the phase known as?
G0
G1
S
G2
The two major phases of the cell cycle are?
Interphase and Mitosis
Cytokinesis and Meosis
Metaphase and Telophase
Anaphase and Prophase
What are the phases in interphase? (choose all that apply)
G0
G1
S
G2
<BLANK> is known as nuclear division.
Mitosis
Cytokinesis
Apoptosis
Diffusion
DNA replication takes part in which phase?
G1
S
G2
M
Which phase checks to see if any errors occurred in DNA replication?
G1
S
G2
M
What phase ensures that the microtubules making up the spindle apparatus are appropriately attached to the centromeres of the sister chromatid?
S
M
G1
G0
An abnormal mass of cancer cells is called a neoplasm or
tumor
cyst
lesion
polyp
Cancer is
a premature stop in the cell cycle.
uncontrolled growth of abnormal cells in the body.
programmed cell death.
cells that go through apoptosis
What type of neoplasm is slow growing, remains localized and has cells that are uniform in appearance?
Malignant
Benign
________________________ is a process of recognizing defective cells, letting them die, and replacing with normal cells.
Mitosis
Apoptosis
Oncogene
Polymerase
Mutations can be caused by all of the following except...
UV radiation
global warming
chemical exposure
genetics
A mutation in this gene is like taking your foot off of the brake.
Oncogene
Tumor suppressor gene
A mutation in this gene is like having your foot stuck on the gas pedal.
Oncogene
Tumor suppressor gene
Genes that stimulate the cell cycle in a carefully controlled way are called:
Metastases
Oncogenes
Tumor suppressor genes
Proto-oncogenes
Which enzyme is responsible for adding nucleotides and correcting errors in the DNA sequence made during DNA replication?
Topoisomerase
DNA Polymerase
Ligase
Primase
What cancer genes regulate the balance between cell division and cell death?
Cell Growth and Survival genes
Cell Fate genes
Genome Maintenance Genes
Which of the following correctly describes angiogenesis?
Growth of blood vessels that provides the tumor with nutrients and oxygen.
Growth of blood vessels that allows tumor cells to pass certain checkpoints in the cell cycle
Growth of blood vessels to bring in more immune cells to the tumor
Movement of cancer cells through the body inducing the production of more red blood cells.
Which of the following best defines an oncogene?
An oncogene codes for a cell cycle control protein.
An oncogene codes for a protein that prevents the cell from undergoing apoptosis.
An oncogene codes for a mutated form of a protein that forms part of a signal transduction pathway
An oncogene is a dominantly expressed mutated gene that gives a cell a growth or survival advantage
Which of the following is characteristic of a malignant rather than a benign tumour?
Develops a blood supply.
Undergoes metastasis.
Cells divide an unlimited number of times.
Grows without needing a growth signal.
Cancer is caused due to
Controlled mitosis
Uncontrolled mitosis
Controlled meiosis
Uncontrolled meiosis
What is defined as programmed cell death?
Apoptosis
Necrosis
Proliferation
Mutation
What term is used to describe a non-planned death of a cell as a result of an environmental event.
Necrosis
Apoptotic
Proliferation
Mutation
The study of changes in organisms caused by modification of gene expression rather than alteration of the genetic code itself.
genetics
epigenetics
germine mutations
cancer
Found in the morula, these cells can develop into any cell type including the placenta.
totipotent
pluripotent
blastocyst
oocyte
This type of cell can develop into any body cell except placenta cells.
totipotent
pluripotent
morula
blastocyte
If the DNA from either of the parents contains mutations and passed on to the offspring, this is called?
morula mutations
germline mutations
epigenetic mutation
oocyte mutations
The best-known gene linked to an increased cancer risk is? (check all that apply)
BRCA-1
BRCA-2
P90X
P53
The most common mutation in all types of cancer is associated with what gene? (check all that apply)
BRCA-1
BRCA-2
P90X
P53
BRCA-1 and BRCA-2 mutations correlate with an increased risk of developing what type of cancer? (check all that apply)
breast
pancreatic
ovarian
prostate
lung
When a germline mutation in p53 is present, the individual has what is known as?
Li-Fraumeni Syndrome
Fecal Blood Occult Syndrome
Kaposi Sarcoma
Epstein-Barr Virus
What is the greatest risk factor for cancer?
age
weight
disease
pollution
Only one RNA virus is associated with cancer, what is it?
Human T-cell leukemia virus 1 (HTLV-1)
Epstein Barr Virus (EBV)
Kaposi's Sarcoma-Associated Herpesvirus (KSHV)
Human Papillomavirus (HPV)
Which virus is associated with Mono (the kissing disease)?
Human T-cell leukemia virus 1 (HTLV-1)
Epstein Barr Virus (EBV)
Kaposi's Sarcoma-Associated Herpesvirus (KSHV)
Human Papillomavirus (HPV)
Which virus forms in the lining of blood and lymph vessels?
Human T-cell leukemia virus 1 (HTLV-1)
Epstein Barr Virus (EBV)
Kaposi's Sarcoma-Associated Herpesvirus (KSHV)
Human Papillomavirus (HPV)
Which virus can cause cancer through skin to skin contact through sexual activity?
Human T-cell leukemia virus 1 (HTLV-1)
Epstein Barr Virus (EBV)
Kaposi's Sarcoma-Associated Herpesvirus (KSHV)
Human Papillomavirus (HPV)
Human T-lymphocyte Virus-1 is linked to which illness?
non-Hodgkin Lymphoma
HIV
Celiac
Lupus Erythematosus
This disease is an autoimmune disease that is associated with a protein found in wheat, barley, and rye.
non-Hodgkin Lymphoma
HIV
Celiac
Lupus Erythematosus
How many types of cancer are associated with smoking tobacco?
5
10
15
20
What is the second leading cause of lung cancer after tobacco smoking?
radon
pollution
asbestos
alcohol
