What is chromosome?
A: a type of organism that has genes
B: a form of gene that control a tra...
Biology, 10.07.2021 20:50 suhailalitariq
What is chromosome?
A: a type of organism that has genes
B: a form of gene that control a trait
C: a strand of genetic material
D: a specific trait that is passed on
Answers: 1
Biology, 22.06.2019 05:50, katiekern5207
How is the carbon cycle related to global warming ?
Answers: 2
Biology, 22.06.2019 09:00, melaniegilbreath
How can an organ, such as the lungs, work for multiple body systems?
Answers: 2
Biology, 22.06.2019 11:30, yarrito20011307
Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.
Answers: 1
Biology, 22.06.2019 14:30, ItzMeEmilyyyy
Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.
Answers: 2
Mathematics, 28.08.2019 06:00
Geography, 28.08.2019 06:00
Mathematics, 28.08.2019 06:00