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Vedmedyk [2.9K]
3 years ago
11

Which of the following is a true statement?

Biology
2 answers:
9966 [12]3 years ago
6 0

Answer: soil tests are most useful during the growing season to monitor plant nutrient uptake.

Explanation:

miskamm [114]3 years ago
5 0

Answer:

Using a soil test and plant tissue analysis in combination will provide the best results for nutrient availability and the best corrective action. Soil tests are most useful during the growing season to predict time and fertilizer needs.

Explanation:

I have Agriculture and I took a test with this question and got it right.

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I need answers guys in biology billy bye genes
Maru [420]

Answer:

4: DNA is found in the nucleus of the cell

5: cell

6: A person has 23 pairs of chromosomes

7: Chromosomes, genes, DNA are different names for different parts of THE SAME thing

8: the genes that determine what you look like came from your PARENTS

9: the reproductive cells called SPERM AND EGGS each contain only 1/2 of the genes needed to make a person

10: All living things have the same genetic CODE

11: ATCG combine in different patterns to form different CHEMICALS

12: Each species has a different BLUEPRINT, but the same kind of DNA molecule

13: A(n) HORSE has 64 chromosomes

14: A chromosome can only be seen by using a MICROSCOPE

6 0
3 years ago
In a PCR reaction, a few seconds at high temperature disrupts the ____ that hold the two strands of DNA together, so every molec
Andrews [41]

Answer:

Hydrogen Bonds

Explanation:

In the polymerase chain reaction (PCR) the temperature rises to 90 ° C - 95 ° C, to break the hydrogen bonds, which are the types of bonds responsible for pairing the two strands of DNA, this process is known as denaturation of DNA.

The DNA is extremely stable, due to a large number of bonds (hydrogen bonds) that form between the two strands. If the temperature decreases, these bonds will begin to recompose, until the DNA returns to its original state

7 0
3 years ago
The energy available at the trophic level that has secondary consumers is 50 kilocalories. How much of this energy is most likel
mihalych1998 [28]
<h2>Answer:</h2>

Option C is correct.

C. 5 kilocalories

<h2>Explanation:</h2>

Only a little amount of energy as 10% is transferred to the next trophic level. This is called 10% rule. So, in this case as the energy available at the secondary trophic level is 50 kilocalories and 10% of it is transferred into the tertiary level so it would be 5 kilocalories.

4 0
3 years ago
PLEASE HELP!! i need help with this for biology i’m desperate please
Vanyuwa [196]

As per the demonstration of Griffith and Avery, it can be concluded that the given experiment finding supports hypothesis III, i.e. genetic material or transforming substance is DNA.

<h3>What is Genetic material?</h3>

Genetic material may be defined as any substance found in the cells of plants, animals, microbial or other origins that hold genetic information and that departs it from one generation to the next.

In 1944, Avery and others concluded that the transforming material was pure DNA, not protein or RNA.

These investigators found that DNA extracted from a virulent strain of the bacterium Pneumococcus genetically transformed an avirulent strain of the organism into a virulent form.

Therefore, as per the demonstration of Griffith and Avery, it can be concluded that the given experiment finding supports hypothesis III, i.e. genetic material or transforming substance is DNA.

To learn more about Griffith's experiment, refer to the link:

brainly.com/question/8950307

#SPJ1

7 0
2 years ago

nalin [4]
Crossing over. Parts of sister chromatids will sometimes switch places with the parallel part, resulting in a completely unique DNA sequence. 
6 0
3 years ago
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