Answer:
Sarcomere
Explanation:
A sarcomere is the basic contractile unit of muscle fiber. Each sarcomere is composed of two main protein filaments—actin and myosin—which are the active structures responsible for muscular contraction.
The force that attracts all matter to each other is gravity, i believe.
Answer:
Natural selection and selective breeding can both cause changes in animals and plants.the difference between the two is that natural selection happens naturally, but selective breeding only occurs when humans intervene. for this reason selective breeding is sometimes called artificial selection.
Explanation:
Hope this helped Mark BRAINLEST!!!
Answer:
Image result for What is considered a Growing ovary
Your Care Instructions. Ovarian growths are abnormal growths in or on the ovaries. The growth can be a cyst, which is a fluid-filled sac, or a mass (neoplasm), which is a more solid growth. Most of these growths are not cancerous (benign) and don't cause symptoms.
Explanation:
