Answer:
I think the answer is Tendon
<span>Covered with tough dry scales.
Ectothermic(an animal that's dependent on body heat)
Breathe with lungs throughout there lives
Three-Chambered heart with a ventricle that is partially divided
Produce amniotic eggs covered with a leathery shell, most oviparous, some oviparous.</span>
Answer:
the digestive system absorbs nutrients from food.
the circulatory distributes these nutrients. this maintains a cycle of balance or homeostasis and keeps glucose levels relatively steady unless you have diabetes
Natural Selection Theory: The Natural Selection Theory is given by Charles Darwin. There are 3 principles of Natural Selection Theory
Variation, Heredity, Selection.
Explanation:
Natural Selection is the cause of evolution. The adaptation to the environment is the key to survival according to Charles Darwin.
The story behind Natural Selection is his visit to Galapagos Islands in 1835. Here he noticed the finches of different varieties in their beaks and food sources adapted to different environments i.e from different islands. This pushed him to think about those adaptations and eventually theory of natural selection.