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4 years ago

What topic level do herbicides occupy in a food chain

1 answer:

3 0

An herbivore would belong to the second trophic level in an ecosystem. An herbivore is an animal that eats only plants, making it a consumer at the second level. The first trophic level is always made up of producers, or organisms that undergo photosynthesis such as plants.

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Which word defines the group of all penguins living together in one area?

Rudiy27

Answer:

B) Population

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3 years ago

Why would a vascular system be an adaptation for a plant on land

lawyer [7]

Answer: Vascular plants are successful due to better transportation for water, nutrients and reproduction. The xylem and phloem of the vascular bundles allow for distribution of water and food to all parts of the body. This structures allow vascular plants to colonize farther inland.

hope it helped.

3 0

3 years ago

A series of genetic crosses are planned to determine whether the genes for two characters are linked or unlinked. It is known fr

7nadin3 [17]

Answer:

a) (62 +68)/545

b) The two genes are linked.

Explanation:

a) The recombination frequency is equal to:

$Re_{fr} =\frac{number-of-recombinant-offspring}{total-number-of-offspring} *100=\frac{68+62}{545} *100=23.85$ %

b) It can be seen that red plants with single flower and yellow with double flower are recombinant, this means that their parental combinations are uneven. This is due to a cross that occurred between the two genes. From the obtained result it can be said that both genes are linked.

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3 years ago

Krista is a softball catcher in Texas; which of the following is NOT one of the key strategies Krista would use to prevent exces

kvasek [131]

C. Hypothermia

Answers A, B, and D are all good strategies to ensure that you do not overheat during practices. Hypothermia is a condition that occurs when your body becomes unhealthily cold. It is not something that you can/should do to yourself, and would only hurt you if you were to attempt it as a strategy to stop overheating.

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4 years ago

Select the correct answer from each drop-down menu. some vitamins are mostly found in animal-based foods, while some vitamins ar

zepelin [54]

The best source of vitamin c is strawberries.

Fish is naturally rich in vitamin b12.

<h3>What is vitamin?</h3>

Vitamins are essential substance and mostly plant base substances that needed in small quantities and are consumed by man to improve the healthy wellbeing.

Vitamins can be water soluble or fat soluble.

Therefore, The best source of vitamin c is strawberries.

Fish is naturally rich in vitamin b12.

The question is incomplete as the options are not given, below are the options below.

cheddar cheese, strawberries, lentils Second blank: fish, broccoli, peanut butter

Learn more about vitamins below.

brainly.com/question/1913673

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2 years ago