Answer:
(a) Monoecious
Explanation:
Monoecious refers to plants which have both male and female reproductive organs. Most of the plants have both male and female reproductive organs.
Dioecious describes a plant group that have distinct male and female plants. monoecious is also known as single house as male and female are found in single individual and dioecious is also known as double house as it has distinct male and female plants
Answer:
Answer B. Endosymbiosis
Explanation:
Early protists were first eukaryotic organisms and had several membrane bound organelles. The anaerobic protists evolved by acquiring purple bacteria. The purple bacteria have the ability to carry out aerobic cellular respiration. The endosymbiont transformed into mitochondria in due course of evolution. Similarly, the photosynthesizing protists were evolved by endosymbiosis of cyanobacteria which in turn was transformed into chloroplast during further evolution.
<span>Model construction.....</span>
Living would not be possible because without the greenhouse effect the earth would be a solid rock or ice.
Answer:
Below
Explanation:
Grain germinates in the pollen.
After the pollination, Germinates grain goes off the carpel and grows.
After it is quite grew, it moves down to the ovary.
The pollen tube breaks into the ovule and bursts into the embryo sac.
I hope this helps you :)
