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anyanavicka [17]
3 years ago
10

TEHS 2020-2021

Biology
1 answer:
Ronch [10]3 years ago
8 0

Question:

The organelle shown consists of a stack of flattened membranes.

What is the primary function of this organelle?

  • attaching amino acids to tRNA molecules
  • long-term storage of molecules in the cell
  • production of large and small ribosomal subunits
  • repackaging proteins for export from the cell

Answer:

  • repackaging proteins for export from the cell

Explanation:

The organelle consisting of a stack of flattened membranes is the Golgi apparatus.

The Golgi apparatus is like the packaging centre of the cell. It modifies, sorts, and packages proteins and from the endoplasmic reticulum to be stored in the cell or released outside the cell

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Explanation:

The central nervous system (CNS) does not have capacity to repair itself but, the PNS or the peripheral nervous system can repair and regenerate itself. The PNS can regenerate its damaged axon only when its cell body or cyton and its neurilemma are intact. The proximal end of the cyton has growth cones. The axon grows from the cones.    

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Species that provide early warnings of environmental change in a community or an ecosystem are called ____.
avanturin [10]

The correct answer is indicator species.

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An organism is discovered that thrives both in the presence and absence of oxygen in the air. Curiously, the consumption of suga
Vinvika [58]

A facultative anaerobe.

Explanation:

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Considering all the above points we can conclude that observations indicate that the organism is a facultative anaerobe.

7 0
3 years ago
HELPPPPPPP ITS URGENT!!
Cerrena [4.2K]

Answer:

all

Explanation:

represents an observation is fact

offers an explanation is theory

defines a relationship is laws

hope it helps

3 0
3 years ago
classify if the recessive allele fibrosis is represented as c classify fibrosis is represented as c,classify the following genot
IrinaVladis [17]

Complete question:

If the recessive allele for cystic fibrosis is represented as c, classify the following genotypes as homozygous dominant, homozygous recessive, or carriers: CC,Cc, and cc. State which one has the phenotype of cystic fibrosis.

Answer:

CC - homozygous dominant

cc - homozygous recessive

Cc - carriers

cc will have the phenotype

Explanation:

Cystic fibrosis is an autosomal recessive disorder that affects the production of mucus in the body, primarily affecting the lungs and digestive system.

Because it is autosomal recessive, an affected individual needs to inherit 2 copies of the faulty gene. The presence of just one normal copy of the gene is sufficient not to cause the disease

In genetics, the dominant allele is usually displayed as a capital letter and the recessive as a small letter. Homozygous means someone has 2 copies of the same allele, heterozygous means they have different alleles. Therefore, CC - homozygous dominant, cc - homozygous recessive, and Cc - carriers. Only those with a cc genotype will be affected, as the presence of one dominant allele is enough to block the phenotype

7 0
3 years ago
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