Answer:
pollen is important in fertilization because pollen carries male gamete and it helps in transportation of male gamete during fertilization in mainly gymnosperms and angiosperms.
u get a mechanical pencil
Answer:
Cardiac muscle tissue is a type of tissue due to which left ventricle is formed.
Explanation:
Heart is a main organ of human body due to its function. Its main function is pumping of blood to the lungs and to all parts of the body. For this pumping, special type of tissues are required which has the property of elasticity. Cardiac muscles tissue has the property of contraction and relaxation. Cardiac muscles tissue is also called myocardium.
The 8 characterstics of life are as follows:
1. Made of cells
2. Adapt and Respond to environment
3. Homeostasis or Internal Balance
4. Based on genetic code- DNA or RNA
5. Evolution- all organisms evolve over time
6. Consume energy
7. All organisms reproduce
8. All organisms grow and develop
