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EleoNora [17]
3 years ago
14

Parts of some plants and animals grow according to the Fibonacci sequence of numbers developed by an Italian mathematician in wh

ich each number is the sum of the previous two numbers. The shell of the chambered nautilus the seeds in a sunflower and pineapples all exhibit a structure called the ""Fibonacci spiral""
Biology
1 answer:
WARRIOR [948]3 years ago
5 0

Answer:

The Fibonacci succession is the next infinite succession of natural numbers, each Fibonacci number is the sum of the two previous to it: a hurricane, the galaxies or the roses have this pattern in nature.

Explanation:

The Fibonacci spiral: an approximation of the golden spiral generated by drawing circular arcs connecting the opposite corners of the squares adjusted to the values of the succession; successively attaching squares of side 0, 1, 1, 2, 3, 5, 8, 13, 21 and 34.

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Which type of stimulus following a behavior removes something that is unpleasant? positive reinforcer negative punisher positive
Zolol [24]

The type of stimulus following a behavior removes something that is unpleasant is the negative reinforcer.

Stimulus is any signal. This can be in the form of touch, smell, taste, etc. This stimulus triggers the nerve cells of the body that send to signals to the brain to generate a response. For example, when one person touches a hot utensil, the touch of heat acts as a stimulus, where the brain sends response in the form of instantly removal of the hand.

Negative reinforcement is the response towards a stimuli that has not yet been received. For example, taking a medicine before any disease appears  is the acts of negative reinforcement.

To know more about negative reinforcement, here

brainly.com/question/14299460

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5 0
1 year ago
In chickens, comb shape is determined by alleles at two loci (R, r and P, p). A walnut comb is produced when at least one domina
frutty [35]

Answer:

a) All Walnut , Genotype - RrPp

b) Walnut : Rose: Single

1:1:2

Explanation:

Phenotype and their Genotype -

Walnut comb - R_ P_

Rose Comb - R_ pp

Pea Comb - rr P_

Single Comb  - rr pp

a) RR PP *  rr pp

All progenies will have genotype RrPp (Walnut Comb)

b) Rr Pp *  rr pp

RrPp (4), Rrpp (4), rrpp (8)

Walnut : Rose: Single

1:1:2

4 0
2 years ago
Name process A and cell B <br>state why cell b is described as a diploid cell​
andriy [413]

Explanation:

A- meiosis

B- zygote

Cell B is described as diploid cells because two haploid cells n(40) fuses together to form diploid cell 2n(80)

6 0
3 years ago
Many fish and other animals live in lake habitats. Sometimes, people use the lakes as water sources or for boating, swimming, an
Bond [772]

Answer: um i dont know

Explanation: hiiiii

but hey we talk here now

7 0
3 years ago
Animal types are divided into two major categories called
Alisiya [41]
<span>Vertebrates and invertebrates</span>
8 0
2 years ago
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