Nutritional Status of Maintenance Dialysis
Patients: Low Lean Body Mass Index and
Obesity Are Common, Protein-Energy
Wasting Is Uncommon
Mette Koefoed1*, Charles Boy Kromann
, Sophie Ryberg Juliussen3, Danni Hvidtfeldt
DIFFRENCE BETWEEN MITOCHONDORIA AND CHLOROPLASTS
Obvious structural and naming differences that you should be able to figure out
from the diagram above.
Mitochondria are involved in cellular respiration whereas chloroplasts are
involved in photosynthesis.
The difference between meiosis and mitosis
All somatic cells
Produces a new cell for growth and repair
Pairing of homologous chromosomes does not occur
Crossing over does not occur
The chromosomes are arranged randomly
Sister chromatids separate t
GROWTH AND DEVELOPMENT
1. State two advantages of metamorphosis to the life of insects.
2. During germination and early growth, the day weight of endosperm decreases while that
of the embryo increases. Explain.
3. Describe the role of hormones in the grow
1. Oil can be applied on the stagnant water to control the spread of malaria.
(a) How does this practice control the spread of malaria?
(b) Give a reason why this practice should be discouraged.
(a) What is parasitism?
(b) Describe how the tape
REPRODUCTION IN PLANTS
1. Describe how insect pollinated flowers are adapted to pollination.
2. (a) Describe the process of fertilization in a flowering plant
(b) State the change that takes place in a flower after fertilization
3. (a) Explain how the fol
1. Other than having many features in common, state the other characteristics of a species.
2. (a) What is meant by the term binomial nomenclature
(b) Give two reasons why classification is important
3. Giving a reason in each case, name th
SUPPORT AND MOVEMENT QUESTIONS
1. State three ways in which support is brought about in a leaf.
2. Name the strengthening materials found in the following support tissues:
3. State three structural differences between biceps an
REPRODUCTION IN PLANTS AND ANIMALS
Reproduction is the process by which living organisms give rise to new organisms of the same
kind. There are two types of reproduction depending on whether or not sex cells are involved.
These are: - sexual
GROWTH AND DEVELOPMENT
Growth may be regarded as the permanent and irreversible increase in size of an organism. It
involves a permanent increase in such measurable aspects as length, weight, width and so on.
Development on the other hand is
1. (a) Briefly explain each of the basic concepts of:
(b) Define variation and explain its significance in evolution
2. It is interesting to observe the result of habit in the peculiar shape and s
This theory postulates that billions of years ago life started by it from simple inorganic chemicals
found on the Earth. These chemicals combined through chemical reactions to form complex
organic molecules. Specifically the atmosphere
Ecology is derived from two words ECO or oikos which means house or place to live in and
logos which means study of. Therefore ecology is the study of the interrelationships of organisms
to each other and to their environment. To brin
1. Prophase is essentially the reverse process of telophase. Give three reasons to justify this
2. State one observable difference between a cell at mitotic metaphase and meiotic
3. Explain the significance of the disappe
1. Describe how the quadrant method can be used to estimate the population of various
species of plants in a given habitat.
2. Give two reasons why primary productivity in an aquatic ecosystem decreases with
3. Describe how population of
In form one, we covered classification I. We identified the major taxonomic units as: - Kingdom,
Phylum/Division, Class, Order, Family, Genus and Species.We also named the five kingdoms as follows: Monera, Protoctista, Fungi, Plantae and Anim
1. Classify the bean plant into each of the following taxa.
2. State three differences between members of class Diplopoda and class Chilopoda.
3. Why is a spider in class Arachnida and not insect?