In all the sexually reproducing organisms, events involved are

Options

A. Same, sequential
B. Same, non-sequential
C. Different, sequential
D. Different, non-sequential

Answer

To answer the question regarding the events involved in sexually reproducing organisms, we can break down the process into a series of steps. Here’s a detailed step-by-step solution:

### Step-by-Step Solution:

1. **Understanding Gametogenesis**:
- The first event in sexual reproduction is gametogenesis, which is the process of forming gametes (sperm and egg cells). This occurs in both plants and animals.
- **Hint**: Remember that gametogenesis is crucial as it produces the male and female gametes necessary for fertilization.

2. **Transfer of Gametes**:
- The second event is the transfer of gametes to the fertilization site. In plants, this process is known as pollination, while in animals, it involves the mating process where sperm is delivered to the egg.
- **Hint**: Think about how different organisms have adapted their gamete transfer methods, like wind or animal pollination in plants.

3. **Fertilization**:
- The third event is fertilization, where the male and female gametes unite to form a zygote. This process occurs in both plants and animals.
- **Hint**: Fertilization is a key event that leads to the formation of new life, marking the beginning of a new organism.

4. **Embryogenesis**:
- The fourth event is embryogenesis, which is the development of the zygote into an embryo. This process occurs after fertilization in both plants and animals.
- **Hint**: Embryogenesis is essential for the growth and development of the organism, leading to the formation of various tissues and organs.

5. **Birth of Offspring**:
- The final event is the birth of the offspring. After embryogenesis, the organism is either born (in animals) or germinates (in plants) to become a new individual.
- **Hint**: Consider how different organisms give birth or release their offspring into the environment.

### Conclusion:
After analyzing these steps, we conclude that the events involved in sexually reproducing organisms are the same and occur in a sequential manner. Therefore, the answer to the question is **Option 1: Same Sequential**.