Stomach,liver,small intestines and large intestines
Dependant variable is the thing that changes according to the independent variable in the equation. Example;
if y=1 x=4
if y=2 x=5
y+3=x
PART 1
1. They nurse their young with milk produced by mammary glands.
2. <span>There are international laws and treaties that protect marine mammals.
3. </span><span>Unfortunately, many marine mammals are considered endangered species and there are still threats to most of their populations, such as illegal hunting, pollution, climate change, and habitat loss.
4. T</span><span>hey have adapted to living all or part of their life in the ocean.
5. </span><span>To keep warm in the ocean, most of them depend on a thick layer of blubber (or fat).
6. </span><span>To be able to stay under water for long periods, they store extra oxygen in their muscles and blood.
7. </span><span>They also have more blood than land mammals in proportion to their body sizes, can direct their blood flow to only their vital organs (such as their heart and lungs), and can slow their heartbeat down so they are using less oxygen in a dive.
PART 2
</span>Kingdom: Animalia
<span>Phylum: </span>Chordata
<span>Class: </span>Mammalia
<span>Order: </span>Cetacea <span>The Order Cetacea is the group of marine mammals that includes the </span>cetaceans<span> - the whales, dolphins and</span>porpoises.<span>There are </span>86 species<span> of cetaceans, and these are divided into two suborders - the mysticetes (</span>baleen whales, 14 species) and odontocetes (toothed whales<span>, 72 species).</span>
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The shedding of the endometrium occurs during ovulation resulting from a decrease in progesterone
An excretory system that is partly based on the filtration of fluid under high hydrostatic pressure is the kidneys.
The paired kidneys are frequently regarded as the primary excretory organs. The generation of urine, a liquid waste product, by the kidneys serves as the body's main method of excreting extra water and waste from circulation.
What are kidneys?
- Excretory systems maintain the right concentrations of water, salts, and nutrients while eliminating metabolic wastes to regulate the chemical composition of bodily fluids. In vertebrates, this system is made up of the kidneys, liver, lungs, and skin.
- Kidneys are the vital organ of the human body.
- Kidneys helps in removing wastes and extra fluids from the human body.
- Kidneys helps in removing acid from the body, which maintain the balance in the cell.
- Kidneys also helps in regulating and filtering the blood.
- Kidneys helps in synthesizing the cells, which makes blood cells.
- Kidneys helps in regulating the blood pressure.
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