Which of these is an example of soil contamination?
a. A recycling bin
b. An eroded hillside<...
Biology, 01.04.2021 01:00, lhotsedog2573
Which of these is an example of soil contamination?
a. A recycling bin
b. An eroded hillside
c. Industrial waste
d. A clear-cut forest
Answers: 1
Biology, 22.06.2019 00:50, sedilei1515
What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.
Answers: 2
Biology, 22.06.2019 07:30, ebzloera
Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.
Answers: 1
Biology, 22.06.2019 12:00, luv4appleallday
The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods. c. it shows that these organisms share the same habitat. d. it provides evidence that these organisms suffered a genetic mutation.
Answers: 1
Mathematics, 08.04.2021 19:50
Physics, 08.04.2021 19:50
Mathematics, 08.04.2021 19:50