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nasty-shy [4]
1 year ago
7

What are the possible outcomes of the following cross

Biology
2 answers:
velikii [3]1 year ago
8 0

the answer would be B.

Arisa [49]1 year ago
3 0

Answer:

The letter B is the right answer.

Explanation:

The diagram above shows an example of a punnet square. The punnet square is the easiest way to observe the result of a cross.

To solve the punett square, you must first know the genes of the parents, which in this case are "Tt" and "Tt". You will separate each pair of these genes and place each letter of the first pair in a space on the first line of the punnet square. You will do the same with the second pair of genes and place each letter to occupy a space in the first row of the punnet square. After that, just add the letters, that is, T + T = TT, T + t = Tt, T + t = Tt and t + t = tt.

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Appositional growth occurs within the ____________ . In this process, ____________ in the inner cellular layer of the periosteum
BaLLatris [955]

Answer:

Appositional growth occurs within the periosteum . In this process, osteoblasts in the inner cellular layer of the periosteum produce and deposit bone matrix within layers parallel to the surface, called external circumferential lamellae. These lamellae are analogous to tree rings: As they increase in number, the structure increases in diameter. Thus, the bone becomes wider as new bone is laid down at its periphery. As this new bone is being laid down, osteoclasts along the medullary cavity resorb bone matrix, creating an expanding space.

Explanation:

The blanks shown in the question above were filled with the correct term for each situation, thus creating a message with veracity and with the right concepts, creating an efficient, explanatory and direct message, showing exactly what happens in the situations shown in the question. In addition, the blanks were filled with the correct grammar and the necessary punctuation to make the text cohesive.

7 0
1 year ago
Systematists have used a wide variety of traits to reconstruct the phylogenies of particular groups of organisms. Which one of t
Effectus [21]

Answer:

5. all of the above traits combined

Explanation:

Phylogeny has to do with the study of evolutionary relationships among living organisms based on the premise of the theory of organic evolution that states that all living organisms came from a common ancestor.

Phylogeny incorporates molecular, morphological, anatomical, biochemical and behavioural traits in order to arrive at a phylogenetic tree that represents ancestral lineages.

<em>Hence, the correct option is option 5. </em>

5 0
2 years ago
Read 2 more answers
Wetlands help reduce erosion through _______.
vitfil [10]
<span>Wetlands help reduce erosion through B. sediment trapping.
Soil and rocks are trapped and then there is no erosion or crumbing of the ground and rocks. 
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3 0
1 year ago
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You find a fossil that you think is about 350 million years old. You decide to use 235U to date a volcanic ash bed just below th
devlian [24]

Answer:

I would expect that the sample has only 50% of the original 235 U.

Explanation:

That is because 235 U has a half-life of 700 million years and I expect that my sample be 350 million years old. 350 is half of 700.

8 0
2 years ago
Which of the following characteristics, structures, or processes is common to both bacteria and viruses? A. Metabolism B. Riboso
Darina [25.2K]

Answer:

C. Genetic material composed of nucleic acid

Explanation:

The information needed by every organism to perform life functions like reproduction, growth etc are held in the genetic material that the organism carries in its genome. Every genetic material of organisms is composed of nucleic acids, which are only two in nature i.e. Ribonucleic acid (RNA) and Deoxyribonucleic acid (DNA). This is a common feature of all organisms including bacteria and viruses that they contain genetic material which must be in form of a nucleic acid.

The viruses do not undergo a cell division, neither do they contain protein synthesis structures called Ribosomes because they do not have the ability to reproduce or perform any living process outside a living host cell. This means that they strictly depend on another organism's transcriptional, translational, replicational ability to survive.

4 0
1 year ago
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