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Dmitrij [34]
3 years ago
15

Hair has a medulla region that is variable. Describe the possible variations

Biology
1 answer:
e-lub [12.9K]3 years ago
8 0

Answer:

3 types I think

Explanation:

Continuous, Fragmented and absent.

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Dense irregular connective tissue without a synovial cavity would be found connecting the bones involved in which type of joint?
Yakvenalex [24]

Answer:

Fibrous  is the type of joint involved.

Explanation:

Diarthrosis is present at articulating bones which is responsible for the movement. Surrounding synovial capsules identifies it. synovial capsules which secretes synovial fluids to nourish and lubricate the joints while it acts as a shock absorber, surrounds the bones of synovial joints.

Smooth, hyaline cartilages which is of glass like, reduces the friction while movement and are present at the lower of the joint bones. this synovial cavity and regular, dense connective tissue which is responsible for the formation of articular capsules related with accessory ligaments.

3 0
3 years ago
Protein synthesis is important because proteins...
ikadub [295]

Proteins have many important roles in cell function like structural support, biocatalysts, receptors.

8 0
3 years ago
Let Y = yellow and y = green, and R = round and r = wrinkled. You cross YYRR peas with yyrr peas. All of the F1 individuals are
lukranit [14]

Answer:

1/4

Explanation:

Given that the F2 cross produces offspring according to the expected 9:3:3:1 ratio.

YyRr X YyRr:

Let us break the dihybrid cross into individual monohybrid crosses.

Yy X Yy :

    Y     y

Y  YY  Yy

y   Yy   yy

2/4 or 1/2 of the offspring are heterozygous for the trait.

Similarly, in Rr X Rr cross, 1/2 of the offspring are heterozygous for the trait.

Together, 1/2 * 1/2 = 1/4 of F2 plants are expected to be heterozygous for both traits.

3 0
3 years ago
How can the aerobe pseudomonas aeruginosa grown in the absence of oxygen?
Snezhnost [94]
Because it can respire anaerobically, without oxygen.

Hope this helps!
6 0
4 years ago
Outer boundary of the cell in a Plant cell
Alexandra [31]

Answer:

cell wall

Explanation:

Cell wall is the outermost boundary in plant cell whereas plasma membrane or cell membrane is the outermost boundary in animal cells. In a plant cell, cell membrane is found in the inner side of the cell wall.

5 0
3 years ago
Read 2 more answers
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