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sweet-ann [11.9K]
3 years ago
14

Chloroplasts Functions:

Biology
2 answers:
den301095 [7]3 years ago
6 0
ANSWER: D PHOTOSYNTHESIS
Zepler [3.9K]3 years ago
3 0
Chloroplast Functions: Photosynthesis
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Modeling Photosynthesis
Hitman42 [59]

Answer:

AA is labels would correctly model photosynthesis

8 0
3 years ago
In the 1950's, a young woman sued film star/director Charlie Chaplin for parental support of her illegitimate child. Charlie Cha
astraxan [27]

Complete question:

17. In the 1950’s a young woman sued film star/director Charlie Chaplin for parental support of  her illegitimate child. Charlie Chaplin’s blood type was already on record as type  AB. The mother of the child had type A (AO) and her son had type O blood (OO).

a. Complete a Punnett square for the possible  cross of Charlie and the mother.

b. The judge ruled in favor of the mother and ordered Charlie Chaplin to pay child  support costs of the child. Was the judge correct in his decision based on blood typing  evidence? Explain why or why not. *refer to any Punnett squares to support your answer.

Answer:

The judge committed a mistake in his decision. There are <u>no chances</u> for this couple to have a child who has 0 blood type.

Explanation:

<u>Available data:</u>

  • Charlie Chaplin’s blood type was AB
  • The mother of the child had type A (AO)
  • The son had type O blood (OO).

Cross: Charlie Chaplin x The Woman

Parental)    IAIB    x    IAi

Gametes) IA   IB       IA     i

Punnett square)    IA          IB

                      IA   IAIA      IAIB

                        i    IAi        IBi

F1)  1/4 = 25% of the progeny would have IAIA genotype, blood type A

      1/4 = 25% of the progeny would have IAi genotype, blood type A

      1/4 = 25% of the progeny would have IAIB genotype, blood type AB

      1/4 = 25% of the progeny wouldl have IBi genotype, blood type B

According to the results of the cross observed in the Punnett square, there are no chances for this couple to have a child who has 0 blood type.

Blood type 0 can only be produced by two recessive alleles i, one inherited from each parent. The mother could provide the recessive allele because she is IBi, but Chaplin could not pass to his progeny any recessive allele.

The judge committed a mistake in his decision.

6 0
2 years ago
Which of the following statements is most correct regarding the intracellular chemical signals known as "second messengers"? Sel
Mila [183]

Answer:

Cyclic AMP and calcium may be second messengers.

Explanation:

these are signalling molecules that are located inside the cells,They are releases  when cells   are in contact with  signals from an extracellular molecule. the extracellular molecules that cause the chemical  reaction  in an external environment  in the second messenger are called first messenger.

<u>the basic mechanisms of second messenger involve the binding of ligands to the cell membrane receptors( usually a trans membrane protein).causing   conformational  change in the receptor protein. The latter change affect the structural and functional activities of the receptors protein with a consequent  production of second messenger,</u>

<u />

Response of the cells  to the first messenger my cause different form of cellular reactions; the cells may  undergo depolarization  with influx of out flux of ions, differentiate to specialized cells  or migrate to another location.

Examples of first messenger are hormones and neurotransmitters, while calcium ions, cyclic GMP,AMP, diaclyglycerol are examples of first messengers.

Most first messengers are peptide hormones.Some may be streroid, However, the hydrophilic nature of the peptide hormone restrict their movement, at the cell membranes. Therefore most first messengers made of  peptide  are first converted to second messenger to  bring about their signalling effects.The usually mark the beginning of cascade events by second messengers.

Second messengers are usually classified based on their polarity and molecular form this include the

<u> hydrophobic molecules</u> ;diacyglecerol,phosphatdylinotisols. These diffuse  through the membrane  into intramembrane space of cells cause signalling effects in the cell.

<u>the hydrophiliic  molecul</u>es  are  located in the cystol  of cells. Example are  Cylic AMP. GMP, Calcium,

N02, CO,H2S are <u>polar molecules</u> that easily diffuse into the cells to cause signalling effects, they are the third Classification of second messengers.

6 0
3 years ago
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Jelaskan kesan pengglasieran terhadap bumi​
lesantik [10]
Dendjshzb lol....hahah
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3 years ago
What are the different types of connective tissue? where in the body could each be found?
GrogVix [38]
The different types of the Connective tissue are the Cartilage, Bone Tissue, White Adipose Tissue, Fascia, Fibrocartilage, Hyaline Cartilage, Elastic Cartilage, Costal Cartilage, Brown Adipose Tissue, and Adventitia....


Cartilage- Found in the Joints between bones, the elbow, your knees and ankles, the vertebrae, and on the end of ribs

Bone Tissue- Bone Tissue is found in small blood vessels, epithelium, and the nerves.

White Adipose Tissue- Is located beneath the skin, around internal organs, in bone marrow, and the breast tissue

Fascia-<span>This is the dense fibrous connective tissue that interpenetrates and surrounds the muscles, bones, nerves and blood vessels of the </span>body<span>. This suspends the organs within their cavities and wraps them in layers of connective tissue membranes.

Fibrocartilage- Found in the public </span>symphysis, the anulus fibrosis of intervertebral discs.

Hyaline Cartilage- Found in the Bronchi, bronchial tubes, costal cartilages, larynx, nose, and the trachea.

Elastic Cartilage- Found in the Epiglottis, and the Pinnae.

Costal Cartilage- Found at the anterior ends of the ribs.

Brown Adipose Tissue- Found in Neonates, brown fat<span> makes up about 5% of the body mass and is </span>located<span> on the back, along the upper half of the spine and toward the shoulders.

Adventitia- Is found in the Connective System and in the nerves.....


I hope this helps with this question you asked!!! It states the different types of the connective tissue and where they can be found!!!! Have a great </span>day!!!
3 0
3 years ago
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