![subject](/tpl/images/cats/biologiya.png)
Ở một loài thực vật, gen A quy định thân cao trội hoàn toàn so với gen a quy định thân thấp; gen B quy định hoa đỏ trội hoàn toàn so với gen b quy định hoa trắng. Cho 1 cây thân cao hoa đỏ P tự thụ phấn thu được f1 có 9% số cây thân thấp hoa trắng. Biết không xảy ra hiện tượng đột biến nhưng xảy ra hoán vị ở cả hai giới với tần số như nhau. Có bao nhiêu phát biểu sau đây là đúng?
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:30
What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 03:00
Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 09:00
Which best describes this behavior? it is beneficial only to the males that do not fertilize eggs. it is beneficial only to the female workers that are not fertilized. it is beneficial to each one of the individual colony members. it is beneficial to the whole species, but not to all of the individual members.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 09:40
For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes
Answers: 1
You know the right answer?
Ở một loài thực vật, gen A quy định thân cao trội hoàn toàn so với gen a quy định thân thấp; gen B q...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 01.12.2020 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 01.12.2020 04:20
![question](/tpl/images/cats/istoriya.png)
History, 01.12.2020 04:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 01.12.2020 04:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.12.2020 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 01.12.2020 04:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mkx.png)
Arts, 01.12.2020 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 01.12.2020 04:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 01.12.2020 04:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 01.12.2020 04:20
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.12.2020 04:20