![subject](/tpl/images/cats/biologiya.png)
Biochemical recognition systems within the stigma of a flowering plant prevent the pollen from a different species from developing a pollen tube and fertilizing its eggs. this is an example of what kind of reproductive isolation?
a. post-zygotic, temporal separationb. pre-zygotic, lock and keyc. pre-zygotic, behavioral isolationd. post-zygotic, ecological separatione. pre-zygotic, temporal separation
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:00
An example of a trait that would be considered acquired and inherited is a. a cleft chin b. muscle tone c. scar tissue d. freckled skin
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 05:00
Asea turtle has washed up on a remote section of a beach. this known as a stranding occurs when a dead,sick or injured sea turtle washed up on the shoreline. which statment best explain why stranding should be reported immediately to local authorities
Answers: 1
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 18:00
Which is an innovation of gymnosperms? gymnosperms are the first seed plants. gymnosperms are the first flowering plants. gymnosperms are the first vascular plants. gymnosperms are the first spore plants.
Answers: 3
You know the right answer?
Biochemical recognition systems within the stigma of a flowering plant prevent the pollen from a dif...
Questions
![question](/tpl/images/cats/health.png)
Medicine, 07.10.2021 15:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
Physics, 07.10.2021 15:10
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 07.10.2021 15:10
![question](/tpl/images/cats/mat.png)
Mathematics, 07.10.2021 15:10
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 07.10.2021 15:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.10.2021 15:10
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.10.2021 15:10
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.10.2021 15:10
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 07.10.2021 15:10