Answer:
Dog breeding
Explanation:
Humans select traits they desire in pets,
Some of these traits would be selected against by nature:
Ex: Toy breeds have fragile bones, poor health and few defensive capabilities, meaning they are a snack to any predator even small ones like a fox.
Nature wants healthy, strong individuals, in the wild big enough to hunt and strong enough to fight off other predators.
Answer:
This loss can lead to coral death through starvation or increased vulnerability to diseases
Explanation:
While waiting for a signal to contract, a muscle cell membrane will maintains a slightly higher positive charge on the OUTSIDE of the membrane. This is possible only because SODIUM POTASSIUM ATPASE pumps are available to generate this charge difference.
The ion concentration difference across the plasma membrane set up electric signals called action potentials which cause a muscle cell to contract.
Answer:
Schwann - animals are made of cells
Virchow - cells divide
Schleiden - plants are made of cells
Hooke - recognized living cells
Leeuwenhoek - observed cells and coined the term "cell"
Brainliest please! :)
