Reproduction Prostaglandines: DON’T come from the prostate gland. Come from the seminal vesicles. Cause muscle contractions Found in ejaculate Prostate gland Produce enzymes Produces buffers that buffer urine in urethra and the acidic environment in the vagina Contains anticoagulant enzymes that keep the enzymes from coagulating Erectile tissue (aka spongy tissue) has sinuses in it that fill with blood‚ causing the penis to erect Some animals have a bone in their penis called a baculum (not humans)
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Plants and animals have a lot of things in common so much in fact i couldn’t fit half of them into this essay‚ there similarities and differences span from the smallest things like cells to huge thing like the whole organism. One thing that plants and animals both have in common is the fact that they adapt‚ the main thing isn’t that they adapt though it’s why they do it. Animals‚ plants‚ and humans all share the same thing they have a will to live in different ways maybe or some might want to live
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12‚500 B.C.E‚ the domestication of animals and plants first arose. The domestication of animals and plants allowed early humans to manipulate the standard of living and heredity of plants and animals. Domestication took generations to achieve due to understanding the environment they inhabit. Domesticators gained many advantages that they didn’t have when they were hunters and gatherers. Between 7000 B.C.E and 500 B.C.E‚ the domestication of animals and plants in Central and East Asia gave early
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Increasing number of animals and plants are dying out‚ but little has been done to prevent. This problem has given rise to great public concern now. In this essay‚ I’ll analyse some possible causes of this phenomenon and then propose some solutions. Firstly‚ some people think it is waste of resource to prevent animals and plants. They suggest that the money should be better spent on human population. They want take more space and totally ignore the animals’ and the plants’. Secondly‚ human being
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Frankenstein and Male Reproduction Mary Shelley ’s character of Dr. Victor Frankenstein in Frankenstein‚ The Modern Prometheus‚ is driven to madness by his envy of women and their ability to reproduce so much so that he tries to reinvent the nature of reproduction without the female with disastrous results. Dr. Frankenstein ’s scientific experiment‚ which produces a deformed‚ human from spare body parts is a commentary on male reproduction and predicts the bioethical consequences of the modern
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Social and Economic Implications of diseases in Plants and Animals Plants (Social) There are many social implications of disease in plants. Some of which are: Loss of Productivity and reduced consumption: The diseases that affect the plants make them unable to function properly‚ which affects their growth processes. They are dangerous to use and this will negatively affect the consumers of these plants. If these disease-infected plants are consumed‚ they will harm the organisms. It may even
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and is often found in nature as well. Many instances in which the Fibonacci Series is present in nature are that a lot of flowers and cone shaped structures have the number of petals as one of the Fibonacci numbers. However some plants such as the sneezewort plant (as seen left) can be seen demonstrating the Fibonacci pattern in succession. It happens on both the number of stems and number of leaves. Another appearance of the Fibonacci Series in nature is that a lot of flowers and cone
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take part in high energy sports (football) and animals are able to hunt‚ so lipids act as energy storage. His can also be good because it can provide insulation. Increased body fat levels in winter reduce heat losses to the environment; this is good for wild animals. Also lipids are a source of metabolic water. During respiration stored lipids are metabolised for energy‚ producing water and carbon dioxide‚ so it acts as a buoyancy for aquatic animals. Phospholipids which are a class of lipids form
Free Metabolism Fatty acid Glycerol
A married couple wishes to have a child; however‚ the 32 year old mother knows that she is a carrier for Huntington’s disease (HD). HD is a genetic disorder that begins showing signs at anywhere from 35-45 years of age. Its symptoms begin with slow loss of muscle control and end in loss of speech‚ large muscle spasms‚ disorientation and emotional outbursts. After 15-20 years of symptoms HD ends in death. HD is a dominant disorder which means that her child will have a 50% chance of contracting the
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Estimated Number of Animal and Plant Species on Earth Believe it or not‚ there are about 950‚000 species of insects No one knows for sure how many species of animals exist on Earth. In fact‚ some 10‚000 species of animals are discovered each year‚ with over one and a half million species already described. Projections for the total number of species on Earth range from 2 million to 50 million. Animal group Number of species Vertebrates Amphibians 6‚199 Birds 9‚956 Fish 30‚000 Mammals
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