![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 10:40
Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 11:30
Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 13:10
Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 16:00
Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.
Answers: 1
You know the right answer?
What is main function of lipids...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 29.01.2021 20:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/es.png)
Spanish, 29.01.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.01.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.01.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 29.01.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.01.2021 20:00
![question](/tpl/images/cats/istoriya.png)
History, 29.01.2021 20:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 29.01.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mir.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.01.2021 20:00
![question](/tpl/images/cats/himiya.png)
Chemistry, 29.01.2021 20:00