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gulaghasi [49]
2 years ago
12

Newton’s 1st law of motion states that an object stays in constant motion unless a(n) _________ force acts on it.

Biology
1 answer:
Iteru [2.4K]2 years ago
3 0

Answer: unbalanced force

Explanation: unbalanced forces makes it move

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A woman who is a carrier for hemophilia marries a hemophiliac man. What will be their children’s possible phenotypes?
Morgarella [4.7K]

Answer:

Hemophilia is a sex-linked recessive disorder in which a person's blood do not clots and he can bleed to death even after minor injuries because blood will keep running due to a small cut.

It is a recessive trait which means that even if one normal gene is present along with Hemophiliac gene, the person will not have the disease and he will be the carrier.

Question: What will be their children’s possible phenotypes?

If a woman who is a carrier for hemophilia marries a hemophiliac man, their genotypes can be denotes as :

Here H, indicate normal gene and small h indicate defected (hemophilia) gene.

Parents:                      XHXh                   X           XhY

Offspring:                   XHXh : XHY:  XhXh:  XhY

Phenotype of offspring:

XHXh:  The child will be daughter and normal (25 % chances)

XHY:     The child will be son and normal (25 % chances)

XhXh:   The child will be girl and Hemophiliac (25 % chances)

XhY:      The child will be son and Hemophiliac (25 % chances)

Hope it helps!

5 0
2 years ago
Which organelle recycles molecules for the cell to use again?
Sphinxa [80]

Answer:

lysosomes

Many components of the cell eventually wear out and need to be broken down and the parts recycled. This activity takes place inside the cell in specialized compartments called lysosomes.

3 0
2 years ago
What does it mean for the cell membrane to have a phospholipid bilayer?
BabaBlast [244]

Phospholipid bilayers are critical components of cell membranes. The lipid bilayer acts as a barrier to the passage of molecules and ions into and out of the cell. However, an important function of the cell membrane is to allow selective passage of certain substances into and out of cells.

6 0
2 years ago
Explain why it is important to monitor the carrying capacity of ecosystems.
qwelly [4]

Answer:

The carrying capacity is a measure of how many individuals can a given ecosystem provide for. An individual and its population is dependent on various components of its ecosystem for necessities such as food, habitat, etc. An ecosystem can only successfully support a given population.

Explanation:

3 0
2 years ago
Besides supporting and protecting a cell, the cell membrane __ what enters and leaves the cell??
morpeh [17]
Controls what enters and leaves the cell
3 0
3 years ago
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