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Vedmedyk [2.9K]
3 years ago
14

The pmi for remains of a body enclosed in a plastic bag could best be estimated by

Biology
1 answer:
scoundrel [369]3 years ago
5 0
The post mortem interval of a body enclosed in a plastic bag could be best estimated by the insects found in the body, in that case forensic science need to listen to what those little creatures have to say, insects could tell if the body has been moved from the crime scene, how long it´s been in an specific place, and how long it´s been since death until found, every group of insects can tell something different, from worms, arachnids to flyes, each one of them has a time to get into the body, so it could tell you for how long it´s been dead.
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Cattle and sheep are exposed to lead and zinc when these poisons are in the _____.
anastassius [24]
<span>Cattle and sheep are exposed to lead and zinc when these poisons are in the grass/soil.
Cattle and sheep graze on the grass, and thus they intake these minerals, such as lead and zinc when they come in contact with grass or earth they may eat along with grass. Thus they are exposed to them via eating. 
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6 0
3 years ago
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26) The contractile units of skeletal muscles are ________.
aleksklad [387]
The answer is <span>D) myofibrils

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4 0
3 years ago
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With incomplete dominance a likely ratio of phenotypes in the F2 generation resulting from a monohybrid cross between two true-b
nydimaria [60]

Answer:

A) 1:2:1

Explanation:

Incomplete dominance is an effect observed in the organisms in which the neither of the two alleles controlling a trait is dominant or recessive instead produces a phenotype formed by the mixture of the effect of the two alleles.  Therefore in incomplete dominance, a new trait is produced which is formed by both the alleles.

In the given question, if incomplete dominance is observed in a monohybrid cross which results in two homozygous genotypes and two heterozygous genotypes. In F2 the phenotypic generation produced will be 1:2:1 as the heterozygous genotype will form a new phenotype.

Thus, Option-A is the correct answer

4 0
3 years ago
What are the characteristics of the vertebrate's nervous systems?
Delicious77 [7]

Answer:

Vertebrates contain nervous system which is highly specialized organ.

Explanation:

The nervous system is the complex system in the vertebrate body which is composed of central nervous system that contain brain,spinal cord and peripheral nervous system which contain cranial nerve, spinal nerve,involuntary nerve etc.

The nervous system contain neurons that mainly transmit signal to the different parts of the body.

The peripheral nervous sytem contain somatic and visceral part.

The grey matter and white matter are the 2 areas in vertebrate nervous system.

6 0
3 years ago
In what way does the water cycle demonstrate the features of a cycle
anyanavicka [17]

Answer:

Step 1- Evaporation

Step 2- Condensation

Step 3- Sublimation

Step 4- Precipitation

Step 5- Transpiration

Step 6- Runoff

Step 7- Infiltration

Explanation:

6 0
3 years ago
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