This is False
Natural selection is the mechanism in which organisms inherit the traits that are necessary for survival and thus change. Those who do not have these traits die.
Answer- I think it is because of the organic matter and salt water that mix into sea foam. Hope this helps!
<h2>M
ulti-Chambered Heart </h2>
Explanation:
- The four-chambered in warm blooded mammals like frog's have three chambered of heart.
- Other warm-blooded creatures, consume a great deal of vitality and need a lot of oxygen.This change bears the turtle's body blood that is somewhat more extravagant in oxygen than the frog's.
Advantages of fish-
- The heart doesn't require extra chambers past the initial two.
- Fish and different creatures with 2-chambered hearts, along these lines, have less difficult circulatory frameworks than creatures with lungs and therefore, 3-and 4-chambered hearts.
Advantages of Amphibians-
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The amphibians have a three chambered of the heart which to be very helpful to amphibians of land and water.
Advantages of Reptiles-
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The reptiles have a three-chambered heart comprising of one ventricle and two atria.
- The chamber called the correct chamber gets d<em>eoxygenated, or "spent," blood coming back from the body tissues. </em>
Advantages of Mammals-
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The four-chambered heart of feathered mammals and well evolved creatures advanced freely from a three-chambered heart.
Advantages of Birds -
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Birds like mammals , similar to vertebrates, have a 4-chambered heart (2 atria and 2 ventricles), with complete division of oxygenated and de-oxygenated blood.
- The correct ventricle siphons blood to the lungs, while the left ventricle siphons blood to the remainder of the body.
"1. Body composition is defined as D. ratio of muscle to fat.
2. Slow-twitch fibers are designed for D. endurance.
3. A by-product of ATP breakdown is D. ADP and phosphorous
4. A tendon is important for muscles. C. It serves as an attachment point to bone
5. Most joints in the body form B. FIRST-CLASS levers.
6. The correct statement concerning good posture is D. Good posture may help to improve balance.
7. The C. Buttocks is considered part of the pelvic girdle?
8. Fitness professionals know that good posture B. is a habit that can be learned and maintained.
9. One of the positive health-related benefits of muscular fitness is D. increased endurance during exercise.
10. The sagittal plane divides the body D. into left and right halves.
11. A normal spine appear on an x-ray B. With natural curves in the neck and lower back
12. Based on the factors of stability, A. Leg curl would be the most unstable lift
13. When you flex your arm, you're performing a/an C. CONCENTRIC contraction.
14. The three body systems that benefit from good posture are B. Digestive, circulatory, and respiratory
15. C. IRON is essential for both bone health and muscle contractions.
16. B. FASCIA is the type of tissue that covers and separates skeletal muscles, providing shape and aiding in function.
17. The most common debilitating disorder among Americans under age 45 is C. tension headaches.
18. Tension headaches usually begin in the D. neck.
19. When you sit with good posture, your spine should be A. very relaxed.
20. A/an C. NEUTRAL spine is one that allows for natural curves and arches.
21. Posture and muscular balance can usually be improved by A. exercising and stretching.
22. D. SYNOVIAL is a freely movable joint?
23. Postural muscles tend to C. WEAKEN if they aren't regularly stimulated to produce adequate force.
24. Aerobic production of ATP comes from D. CARBOHYDRATES during high-intensity training.
25. Standing on your toes is an example of D. Second class lever.
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