Which was not developed in the 1800s?
natural selection
germ theory
scienti...
Biology, 31.03.2021 21:40 tarangorogelio
Which was not developed in the 1800s?
natural selection
germ theory
scientific method
cell theory
Answers: 1
Biology, 21.06.2019 20:00
Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.
Answers: 1
Biology, 22.06.2019 05:20
Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.
Answers: 3
Biology, 22.06.2019 08:30
Answer now! good pts and a brainliest potatoes are what im like a potatoe irdk have a good day
Answers: 2
Biology, 22.06.2019 09:10
In general, are there any major differences that you can see? explain
Answers: 3
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