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lana [24]
2 years ago
10

What is the main evolutionary advantage a plant gets from growing a bulb like an onion or tulip?

Biology
1 answer:
Debora [2.8K]2 years ago
4 0

Answer:

it is D

Explanation:

It is trust me

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1. Walking through the forest, you find a large population of toadstools. From your extensive knowledge of the kingdom fungi, yo
Lena [83]

Answer:

No, observed and expected frequencies are different.

Observed frequencies: p2 = 0.56 , 2pq = 0.375, q2 = 0.062

Expected frequencies: p2 = 0.774 , 2pq = 0.211, q2 = 0.014

Explanation:

Given frequency of recessive genotype (q2)= 14/ 1006 = 0.0139

Frequency of recessive allele s (q) = square root of 0.0139 = 0.12

Frequency of dominant allele S (p) = 1-q = 1-0.12 = 0.88

Expected frequency of homozygous recessive genotype = 0.12 x 0.12 = 0.014

Expected frequency of homozygous dominant genotype = 0.88 x 0.88 = 0.774

Expected frequency of heterozygous dominant genotype = 2pq = 2 x 0.88 x 0.12 = 0.211

Observed frequencies in population 2

Observed frequency of homozygous dominant genotype = 308 / 549 =0.56

Observed frequency of heterozygous dominant genotype = 206 / 549 =0.375

Observed frequency of homozygous recessive genotype = 34 / 549 =0.062

Observed frequencies do not match with expected frequencies.

6 0
2 years ago
Which circumstances could be sources of error within the experiment? Check all that apply
gizmo_the_mogwai [7]

Answer:

A, B, C, E

Explanation:

A. not fully submerging the object when doing the fluid displacement procedure.

B. water that is left behind in the collection container when it is transferred for measurement.

C. water that soaks into the materials of the balls, affecting the mass in repeated trials.

E. water in the bucket, approximated to the closest 10 mL due to surface tension at the top of the bucket.

6 0
2 years ago
Read 2 more answers
Could a teacher use ink chromatography to determine whether or not a student has changed his or her answers after a test has bee
USPshnik [31]

Answer:

Yes, ink chromatography can be used by the teacher to find out whether or not a student has changed answers after a test has been graded.

Explanation:

Ink chromatography is a procedure of separating out of the desired ink from the mixture of various other types of inks or dyes.  When any ink is mixed with any solvent meant for it, then it dissolves and may be distinguished from the other ink. Also another fact is helpful, which indicates that some ink are water soluble and some are alcohol soluble. Different types of ink pen uses various types of inks, when this is mixed with certain solvents the components of the mixture thus obtained forms a banding pattern which is very unique to that particular. This is also called ink chromatograph.

8 0
2 years ago
Explain by a series of statements or steps how a tree trunk gets wider.
Alex73 [517]

Answer:

A tree will get wider by the secondary growth of the cells. This happens when the cell growth of the cambia or lateral meristems causes them to elongate and become primary tissue.

The site below gives a detailed description of secondary growth.

https://www.arborday.org/trees/RingsTreeNatomy.cfm

6 0
2 years ago
Basophils of the blood help to get defensive leukocytes to the site quickly by releasing an anticoagulant called __________ and
Alex

Answer:

Basophils of the blood help to get defensive leukocytes to the site quickly by releasing an anticoagulant called ___heparin_______ and a vasodilator called _____histamine_____

Explanation:

Basophils are a type of white blood cell containing specific granules that release histamine (vasodilator) and heparin (a substance with anticoagulant action) and azurophilic granules that contain lysosomes. They are important in allergic and anaphylactic processes.

4 0
2 years ago
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