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Nikitich [7]
3 years ago
10

An individual who displays the disease sickle-cell anemia must have inherited the deleterious allele from both phenotypically no

rmal parents. what, therefore, is this individual?
Biology
1 answer:
ioda3 years ago
8 0
I think the individual is therefore homozygous recessive. Sickle cell anemia is a disorder of the blood caused by an inherited abnormal hemoglobin. The abnormal hemoglobin causes distorted red blood cells. The sickle red blood cells are fragile and prone to rupture. Sickle cell anemia is as a result of mutation in a single gene (β-thalassemia). 
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During adolescence, the mass and girth of the bones increases. Which of these could be the appropriate justification for this?
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4 years ago
Members of two different species possess a similar-looking structure that they use in a similar fashion to perform the same func
maks197457 [2]

Answer:

B. The two species share many proteins in common, and the nucleotide sequences that code for these proteins are almost identical

Explanation:

When two different species have the similar structure, (trait, behavior) these traits can arise through either of two processes:

  • The structure is from the common ancestor that gave rise to the two species and that structures are then known as homologous structures.  The species with homologous structures are more closely related to each other.
  • The structures could have developed  independently as a result of convergent evolution (trait was not present in the ancestor), and those structures are then called analogous structures.
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4 years ago
At age 79, Mrs. X is diagnosed with a disorder that severely impairs her logical judgment. Medical imaging techniques show that
mel-nik [20]

Answer B.frontal lobe.

Explanation:

This lobe controls all cognative activities.since logical judgment is a cognitive activity this is the correct answer.

It is part of the brain largest portion called the cerebral cortex. Divided as left and right frontal lobes.

It is located at the front of the head enclosed in the front skull bones,where it divideds into Right and Left frontal lobes.

The right lobes controls the left sides of the body and the left controls the right sides of the body for voluntary movement and activities. Therefore ,it receives sensory imputs from all parts of the body to make judgments about the immediate environment.

NOTE: Parietal lobe coordinates information about temperature, taste.

Occipital lobe-coordinates vision with movement.

Temporal lobe-coordinates memory with taste, sight, sound.

Premotor cortex: coordinates muscle activities for exact movement

8 0
3 years ago
Cómo comienza a formarse la materia más sencilla en el comienzo del big bag?
Andreas93 [3]

Answer:

Según el CERN, en los primeros instantes del Big Bang no había demasiado calor como para que se formen átomos, como el hidrógeno (el elemento más abundante del universo). En estos primeros instantes, mucho antes que se cumpla un segundo (10 a la menos 32), solo había quarks y fotones.

7 0
3 years ago
Read 2 more answers
Match the vocabulary to its definition
vodka [1.7K]

Answer: Read below

Explanation:

1 A

2 B

3 C

5 D

4 E

7 0
3 years ago
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