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Study of the Strength of a Muscle During Different Types of Work

Introduction: The muscular-skeletal system and the nervous system are responsible for movement in humans. Muscles provide the force needed for muscle contraction. They do this when they contract. In the…

The Biodiversity of Warai Woods, Warai River and Dixel Lake

Discussion: Biodiversity is the number of different varieties of species living in one ecosystem. Hence if there are many kinds of different species living in an ecosystem, the biodiversity is…

An Investigation Into the Ecology of Low-Energy Rocky Shores

How does the amount of sunlight exposure alter the amount of gastropods that are stuck to rocks on the lower intertidal low-energy rocky shore? BACKGROUND INFORMATION Rocky intertidal shores contain…

Sewage Treatment Design Lab

Introduction: At the tertiary treatment of sewage, nitrogen and phosphorus compounds are removed but the water is also disinfected to kill all micro-organisms to make sure no pathogens are released…

Experiment Colours of Light (Wavelength) Absorbed by Green Plant

INTRODUCTION Plant contains photosynthetic materials which are responsible in the photosynthesis processes. One of the materials is chloroplast. Chloroplast is actually an organelle found in plant cells and many other…

Carrot Growth with Differing Wavelegnths of Light

Daucus carota is a root that has small flowers but is capable of self fertilization and is biennial since it grows vegetatively in the first season and produces seeds in…

What Infuences Blood Pressure

Hypothesis Obesity is one of the factors influencing increase of systolic and diastolic blood pressure. Nowadays, obesity is a big problem among mankind especially in well-developed countries. The statistics show…

How the Heart Works

Although the heart is often referred to as a symbol of courage and love, it is no more than a muscular pump. From the moment it begins beating to the…

Investigating the Action of Pepsin on Egg White

While the food is in the stomach, it is mixed with acid, and enzymes, so chemical digestion takes place. During this, the peristaltic movements on the muscles in the wall…

The Temperature Preference of Woodlice

The aim of this laboration was to see what temperature woodlice preferred in the range of 21C-25C. Hypothesis As woodlice burrow and prefer moist environment they are likely to prefer…

Investigating the Relationship Between Diffusion and Size of the Cell

Aim: To confirm the relationship that diffusion of chemicals depends on the ratio of surface area: volume. Hypothesis: I believe that the rate of diffusion will decrease with the increase…

How are Interactions Between Neural Cells Established and Maintained?

The human embryo is a collection of clusters of non-specific cells, which then develop into the tissues of the adult human. In particular immature, non-specific neuroblasts must be differentiated into…

Molecular Genetics: Differentiating Between Various Molecular Databases

This unit we looked at molecular genetics and their importance in human life. The experiment was mostly to find out how closely related two species are and how we can…

Three Reasons Why Dark Chocolate Is Good for You

For centuries Theobroma Cacao has been considered luxurious, coveted, and heavenly. In fact according to Aztec mythology, chocolate was brought down from the heavens by a god named Quetzacoatl. Chocolate…

Measuring the Dependence Between Blood Pressure and Time

The aim of the investigation is to examine the dependence between the blood pressure and the hour. The role of the blood is to supply organism with oxygen and nutrients….

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