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kenny6666 [7]
3 years ago
9

How do microorganisms in the soil affect the soil's fertility?

Biology
1 answer:
BARSIC [14]3 years ago
6 0
Microorganisms in the soil will add nutrients and cause more plants to be able to root and grow successfully  <span />
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Describe the parts of the building blocks of lipid
wolverine [178]

Answer:

Glycerol and fatty acids are the basic building blocks of fats (lipids). Fats are the product of the esterification of the trivalent alcohol glycerol with fatty acids of different lengths (between 12 and 20 carbon atoms). Two important representatives of the lipids are triglyceride (90% of fats) and cholesterol.

7 0
3 years ago
The idea that pain signals must passthrough a type of "doorway" in the spinal cord isreferred to as the ______________.
MrMuchimi

Answer:

The correct answer is - option D.  gate- control theory of pain.

Explanation:

Gate control theory of pain suggests that non painful stimulus that inhibits or closes the the gates for the stimulus of the pain. This mechanism helps in the prevention  of of the pain sensation to travel to the CNS. It is also refereed as the doorway in the spinal cord that is passed from the signals.

Thus, the correct answer is - option D. gate- control theory of pain.

5 0
3 years ago
Which of the following processes begins when a star enters the main sequence?
Katena32 [7]

Hello there Jonnromeroo, thank you for asking a question here on Brainly!

You Asked ➤ Which of the following processes begins when a star enters the main sequence?

↴ OUR CHOICES ↴

A: Nuclear fission

B: Nuclear fusion

C: Condensation of a nebula

D: Appearance of a supernova

------------------------------------------------------------------------------------

Answer ➤ B: Nuclear fusion

Explanation: When a star begins the process of being created, it is hot and dense. Really hot and dense! It begins to start fusing with helium which is the start of its main sequence called nuclear fusion.

I hope this answer is helpful to you, but please let me know if you have any other questions regarding it.  

<em>- Qamar  </em>

6 0
3 years ago
Read 2 more answers
Each of two parents has the genotype blue/brown​, which consists of the pair of alleles that determine eye color​, and each pare
GarryVolchara [31]

Answer:

See the answer below.

Explanation:

<em>Let the allele for eye color be represented by A. Blue is dominant over brown eye color, hence, blue allele would be A while brown eye allele would be a.</em>

Two parents have the genotype blue/brown which is equivalent to Aa.

                   Aa    x    Aa

    AA               2Aa                aa

 blue eyes     blue eyes         brown eyes

a. Different possible outcomes: AA blue eyes, Aa blue eyes, and aa brown eyes.

b. Probability of a child from the cross having brown/brown (aa) genotype = 1/4 or 25%

c. Probability that the child would have blue eye color = 3/4 or 75%

4 0
3 years ago
Match each structure on the left with the corresponding function on the right. Group of answer choices Chemically digests food,
Ad libitum [116K]

Answer:

1. Chemically digests food, absorbs nutrients and minerals from food - Small intestine

2. Breaks down and physically digests food - Stomach

3. Metabolizes nutrients, detoxifies blood, makes bile - Liver

4. Stores and concentrates bile - Gallbladder

5. Removes waste products and excess fluid - Kidney

6. Filtering structure of kidney - Nephron

7. Produces eggs and reproductive hormones - Ovary

8. Produces sperm and reproductive hormone - Testis

Explanation:

This question is asking to correctly match certain digestive organs with their respective function. The organs and their function are as follows:

- Small intestine: Small intestine is the major organ that digests food chemically, and also absorbs nutrients and minerals from food.

- Stomach: This breaks down and physically digests food.

- Liver is responsible for metabolizing nutrients, detoxification of blood, and making of bile.

- Gall bladder is a greenish yellow organ responsible for the storage and concentration of the bile produced by the liver.

- Kidney is the major excretory organ of the body, which removes waste products and excess fluid from the body.

- Nephrons are numerous filtering structure of the kidney.

- Ovary is the female reproductive organ that produces the eggs/ova and other reproductive hormone like oestrogen.

- Testis is the male reproductive organ that produces the sperm and other reproductive hormone like testosterone etc.

7 0
3 years ago
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