IB Biology HL Practice Answers Dec 10,
substrate for respiration / energy source / for ATP production;
material for growth of cell walls;
precursor for other molecules (eg amino acids);
glucose must be transported from the ex
Meiosis Terminology Building a Word Bank
Biology is all about vocabulary and terminology. The following is a list of terms you need to be
familiar with for our section on Meiosis (Topic 4.2 and 10.1). Please use your textbook pages 84
to 90 and pages 265
Genetic Engineering and
Other Aspects of
4.4.1 Outline the use of polymerase chain reaction (PCR) to copy and
amplify minute quantities of DNA.
4.4.2 State that, in gel electrophoresis, fragments of DNA move in an
Topic 2.5 - Cell Division and Cancer Web Application
Part 1 Cancer
Visit the following website and answer the questions below:
1. What is cancer?
IB Biology HL Practice Questions Dec 10, 2012
The unicellular green alga Phaeodactylum tricornutum is photosynthetic. Cell biologists genetically
modified this organism by adding a glucose transporter gene. The modified and unmodified algae
IB Biology Core Topic 3.5 Transcription and
3.5.1 Compare the structure of RNA and DNA.
3.5.2 Outline DNA transcription in terms of
the formation of an RNA strand
complementary to the DNA strand by RNA
IB Biology Core Topic 3.3
3.3.1 Outline DNA nucleotide structure in terms of
sugar (deoxyribose), base and phosphate.
3.3.2 State the names of the four bases in DNA.
3.3.3 Outline how DNA nucleotides are linked
together by covalent
IB Biology Topic 6.6
6.6.1 Draw and label diagrams of the adult male and female
6.6.2 Outline the role of hormones in the menstrual cycle,
including FSH (follicle stimulating hormone), LH (luteinizing
IB Biology Year 1
Topic 1: Statistical analysis (2 hours)
1.1.1 State that error bars are a graphical
representation of the variability of data.
1.1.2 Calculate the mean and standard deviation of a
set of values.
Statistical Analysis Application Practice
1. Suppose we want to study the errors found in the performance of a simple task. We ask a large
number of judges to report the number of people seen entering a major department store in
one morning. Some judges w
Modeling and Comparing Mitosis and Meiosis
Materials: Two colours of clay, Paper, Pencil
1. For each step, make a coloured sketch of your model with appropriate labels. Include a
brief description of the model.
Part I - Mitosis
2. Take some of
DNA Replication AHL
7.2.1 State that DNA replication occurs in a 5 to 3
7.2.2 Explain the process of DNA replication in
prokaryotes, including the role of enzymes (helicase, DNA
polymerase, RNA primase and DNA ligase), Oka
Nerves, Hormones and
Part 2 Hormones and Homeostasis
Outcomes Part 2 Endocrine System
6.5.7State that the endocrine system consists of glands that release
hormones that are transported in the blood.
6.5.8State that homeostasis invol
IB Biology HL
7.3.1 State that transcription is carried out in a 5 to
7.3.2 Distinguish between the sense and antisense
strands of DNA.
7.3.3 Explain the process of transcription in
AHL IB Biology
11.4.1 Annotate a light micrograph of testis tissue to show the location
and function of interstitial cells (Leydig cells), germinal epithelium cells,
developing spermatozoa and Sertoli cells.
11.4.2 Outline the p
Topic 2.5 Cell Division
IB Biology SL
2.5.1 Outline the stages in the cell cycle, including interphase (G1,
S, G2), mitosis and cytokinesis.
2.5.2 State that tumours (cancers) are the result of uncontrolled
cell division and that these can occur in any or
The Process of Meiosis
10.1.1 Describe the behaviour of the chromosomes in the
phases of meiosis.
10.1.2 Outline the formation of chiasmata in the process of
10.1.3 Explain how meiosis results in an effectively infinite
Reproduction and DNA Review Answers
concentration rises throughout preg
DNA Structure AHL
IB Biology HL
7.1.1 Describe the structure of DNA, including the
antiparallel strands, 35 linkages and hydrogen
bonding between purines and pyrimidines.
7.1.2 Outline the structure of nucleosomes.
7.1.3 State that nucleosomes
5.4.1 Define evolution.
5.4.2 Outline the evidence for evolution provided by the fossil
record, selective breeding of domesticated animals and homologous
5.4.3 State that populations tend to produ
IB Biology AHL
D.5.1 Outline the value of classifying organisms.
D.5.2 Explain the biochemical evidence provided by the universality of DNA and
protein structures for the common ancestry of living organ
D3 Human Evolution
D.3.1 Outline the method for dating rocks and fossils using radioisotopes, with reference to 14C and 40K.
D.3.2 Define half-life.
D.3.3 Deduce the approximate age of materials based on a simple decay cur
E4 Neurotransmitters and
E.4.1State that some presynaptic neurons excite
postsynaptic transmission and others inhibit
E.4.2Explain how decision-making in the CNS can result
from the interaction betwe
E2 Perception of Stimuli
IB Biology Core
E.2.1Outline the diversity of stimuli that can be
detected by human sensory receptors, including
mechanoreceptors, chemoreceptors, thermoreceptors
E.2.2Label a diagram of the structure
Option E: Neurobiology
E1 Stimulus and Response
IB Biology Core
E.1.1Define the terms stimulus, response and reflex
in the context of animal behaviour.
E.1.2Explain the role of receptors, sensory neurons,
relay neurons, motor neuron
E3 Innate and
E.3.1 Distinguish between innate and learned
E.3.2 Design experiments to investigate innate
behaviour in invertebrates, including either a taxis or a
E.3.3 Analyse data from invertebrat
IB Biology - The Cell Cycle Lab Web Application
Go to the following website and follow the instructions there for the Mitosis Tutorial by
clicking on the next button near the bottom of the page.
1. Crush up your fruit with the mortar and pestle; add a bit of water and salt to help.
2. Strain your fruit mixture through the cheesecloth and the funnel into an
3. Add 1 tbsp of soap and swirl to mix (try not to get any