Biology, 03.12.2020 22:30 kristynwoodrufp10xsy
An ecologist wanted to know how many plants lived in a particular prairie. Instead of counting all the plants, the ecologist used a sample area. The ecologist placed a grid that was ten meters by ten meters in a random location in the prairie and counted the number of individual plants of the various species. Data were collected and recorded.
Answer these:
Describe an observation from the prairie sample study.
Describe an inference from the prairie sample study.
Describe a difference between any observations and any inference
Answers: 1
Biology, 21.06.2019 15:20
Which would be the outcome in a fertilized egg if the process of meiosis did not occur? twice as many chromosomes as the parents half as many chromosomes as the parents same number of chromosomes as the parents triple the number of chromosomes as the parents?
Answers: 2
Biology, 22.06.2019 21:30
When one dna molecule is copied to make two dna molecules, the new dna contains a) 25% of the parent dna. b) 50% of the parent dna. c) 75% of the parent dna. d) 100% of the parent dna. e) none of the parent dna.
Answers: 2
Biology, 22.06.2019 21:30
Which of the following is true about the introduction of a non-native species to an environment? (a) they usually adapt quickly so they can have a positive affect on the environment. (b) they can disrupt the environment and cause much damage and devastation to native species. (c) they usually become predators in a food chain and to keep prey populations under control. (d) because the native species are better-adapted to the environment, the non-native species always end up dying out.
Answers: 1
An ecologist wanted to know how many plants lived in a particular prairie. Instead of counting all t...
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