Biology, 08.03.2021 05:20 brandy2115
Which of the following describes a reason to use phosphorus on plants?
to help plants grow strong root structures and large flowers
to weaken a weed plant and make it vulnerable to pests and disease
to act as a multivitamin, boosting plant health
to help roots absorb nitrogen and potassium
Answers: 2
Biology, 22.06.2019 04:00
The transport tubes for food coming down the plants are called?
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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 06:30
Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?
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Biology, 22.06.2019 20:30
Which best describes somatic mutations? they are usually passed on to offspring. they can cause different kinds of cancer. they always result from point mutations. they only occur in reproductive cell
Answers: 2
Which of the following describes a reason to use phosphorus on plants?
to help plants grow strong r...
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