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Mkey [24]
3 years ago
7

These are the quadriceps they will contract to pull on the tibia they are ?

Biology
2 answers:
mel-nik [20]3 years ago
8 0

Answer:

Quadriceps femoris muscle, large fleshy muscle group covering the front and sides of the thigh.

Explanation:

Luba_88 [7]3 years ago
6 0

Answer:

Explanation:

either 2. or 5.

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Which statement is NOT correct?
aliina [53]

Answer: a. Heritability research is able to identify genes for particular behavior patterns.

Explanation:

Heritability is the ability of a trait to move from one generation to another. Heritability, sum of phenotypic (observable) variability that is due to human genetic variations in a population.

Heritability, in a general sense, is the ratio of variability for a trait or character in a population due to variations between genotypes and the overall phenotypic variation.

Hence, as genes identification is are the basis of heritability research, option "a" is incorrect.

5 0
3 years ago
How does the change in the estrogen level corrrespond to the gradual thickening of the uterine lining
vfiekz [6]
<span>The gradual thickening of the uterine lining also called Endometrial Hyperplasia is often caused by having excess estrogen without enough progesterone to balance it. During menstruation, the estrogen causes the lining to thicken in preparation for pregnancy. When the progesterone is made during the second half of the cycle and the progesterone levels drop, the lining is shed. And if the ovulation didn’t occur, progesterone is not made and the lining is not shed properly, the lining will keep on building gradually that may lead to cancer in some women.         </span>
3 0
3 years ago
If someone could dig a safe tunnel through the earth how long would it take to free fall to the center?
Reptile [31]

Answer: A scenario often presented to introductory physics classes is that of a "gravity tunnel" — a tube drilled from one side of the Earth to the other through the planet's center. The answer taught for nearly a half-century for how long a fall through such a hole would take was about 42 minutes and 12 seconds.

Explanation: However, solar and lunar gravity, which also perturb orbiting satellites, would eventually pull you into the tunnel wall anyway [source: Darling ]. Strike a chord: Fun fact: A straight line from any point to any other point through the planet would take the same amount of time to fall through like a tunnel through Earth's center.

6 0
2 years ago
Suppose the human trait for freckles is controlled by a simple dominant and recessive relationship at one locus. Freckles, F, is
ikadub [295]

Answer:

f (p) = 0.55

F (pq) = 0.495

Explanation:

Due to technical problems, you will find the complete answer and explanation in the attached file.  

Download pdf
8 0
3 years ago
The presence of light waves activates the suprachiasmatic nucleus and the secretion of _____, promoting the wake cycle, while th
Brut [27]

The activation of the suprachiasmatic nucleus is stimulated by the presence of the light waves. This activation leads to the release of the hormone serotonin. Serotonin promotes the wake cycle of the person along with his internal clock. However, when the light is absent, then the pineal gland, which is present at the top of the middle of the brain, secretes the hormone melatonin. The melatonin regulates the sleep cycle of the person.

Hence, the blanks can be filled with 'serotonin and melatonin' respectively.

7 0
4 years ago
Read 2 more answers
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