how many sperm are produced in the testes each day?

Answers

Answer 1

Answer:

300 million..........


Related Questions

in what part of the given pathway is norepinephrine secreted?

Answers

Answer:

From the varicosities of the postganglionic fiberSource: Mastering A&P #10: The Sympathetic and Parasympathetic System - Quizlet

In the post-ganglionic fibers in the sympathetic division.

Genetic variation is needed for the long-term survival of a species.

True
False

Answers

True without genetic variation a single disease could dramatically reduce a species if they are susceptible to that disease. Genetic variations allows for a diverse gene pool that leads to long term survival for a species

The spread of information from one neuron to several neurons, or from one pool to multiple pools, is known as __________.

Answers

Answer:

Divergence

Explanation:

Divergence is the answer because divergence spreads information to several neurons.  

What organism aids your body with digestion?

Answers

Answer:

mouth, esophagus, stomach, small intestine, large intestine, rectum and anxs.


mot nucleoxom co cau truc gom

Answers

Sorry i didn’t understand
Sorry

Write an equation for the line with slope -5 and y-intercept of 14? O A. y = -5x - 14 O B. y = -5x + 14 HE 0 C. y = -5x + 18 O D. y = -5x + 6 HUSS​

Answers

Answer:

The equation of a line is written in the form y=mx+b. ”m” is the slope and “b” is the y-intercept. Plugging in the given values, the equation of the line is y=-5x + 14.

:)

Why is an atom said to be electrically neutral? Please i need further explanation​

Answers

Atoms are electrically neutral because they contain equal quantities of positively charged protons and negatively charged electrons. Electrons and protons have equal but opposite charges, so the result is no net charge.

3. The abilities to dissolve in water and to conduct electricity are examples of

A. natural properties.
B. chemical properties.
C. natural laws of matter.
D. physical properties.​

Answers

Answer:

D

Explanation:

which is a wildlife species category that state resource agencies may use

Answers

Answer: Large mammals, Small mammals, Upland birds, Waterfowl and wetland birds, Birds of prey.

Wildlife species are defined as undomesticated animal, plant, or organism that grows in the wild and are not introduced to humans. The species that can be used by the state resource agencies are large mammals, small mammals, birds of prey, and waterfowl.

The animals that can be hunted legally must be:

The animal can be used as food and should be useful. The population of the animals should be high. The hunters should have a challenge while hunting them.

Also, some species labeled as endangered must be protected by law. These species are on the verge of getting extinct and are present in the least numbers to harvest.

Thus, the state agencies may use large mammals, small mammals, and waterfowl.

To know more about state resource agencies, refer to the following link:

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Use the F=ma triangle to determine the mass of an object accelerating at a rate of 10m/s2 due to a force of 60N that was applied to that object.

Answers

Answer:

6

Explanation:

For this question it just takes a little bit of simple algebra. F=MA is an equation that will pop up again if you continue with an interest in science. F=MA actually say force=mass(acceleration). Which then is changed for this problem to M=F/A.

60/10=6

in the process of genetic profiling/dna fingerprinting, what is compared between two people/samples?

Answers

Answer:

"DNA fingerprinting is a laboratory technique used to establish a link between biological evidence and a suspect in a criminal investigation. A DNA sample taken from a crime scene is compared with a DNA sample from a suspect. If the two DNA profiles are a match, then the evidence came from that suspect." information from a website so reword it a bit and you should be ok.

In the process of genetic profiling/ data fingerprinting, genetic profiling is a process that can be compared between two people/samples.

What is genetic profiling?

DNA profiling compares only the most variable sections of DNA, which has an advantage over whole genome sequencing when seeking to identify genetic changes between two individuals.

In the field of biology known as comparative genomics, genome sequences from various species—including humans, mice, and a broad variety of other organisms—from bacteria to chimpanzees are compared.

"DNA fingerprinting is a lab method used to connect biological evidence to a defendant in a criminal investigation. A DNA sample from a suspect is compared to one acquired from a crime scene. The evidence originated from that suspect if the two DNA profiles match.

Therefore, genetic profiling is compared between two people/samples.

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pls answer fast need it now ​

Answers

Answer:

1 8

2 9

3 10

4 11

5 12

6 13

7 14

15

Explanation:

Imagine for a moment that a large artery formed two branches carrying blood to two different organs. Branch 1 has a radius of 0.5 cm and Branch 2 has a radius of 1.0 cm. If the blood flow rate in Branch 1 is 2ml/min, what do you expect the blood flow rate of Branch 2 to be

Answers

The flow rate through Branch 2 is 8·√2 ml/min

Reasons:

Radius of Branch 1 = 0.5 cm

Radius of Branch 2 = 1.0 cm

Flow rate, Q = Velocity, V × Area, A

The area of the Branch 1 = π × 0.5² = 0.25·π

We have;

[tex]\dfrac{v_1^2}{r_1} = \dfrac{v_2^2}{r_2}[/tex]

Which gives;

[tex]v_2 = \mathbf{\sqrt{\dfrac{v_1^2}{r_1} \times r_2}}[/tex]

[tex]The \ velocity \ of \ Branch 1 , \ v_1 = \dfrac{2}{\pi \times 0.5^2} = \dfrac{8}{\pi}[/tex]

Therefore;

[tex]v_2 = \sqrt{\dfrac{\left(\dfrac{8}{\pi} \right) ^2}{0.5} \times1} = 8 \cdot\dfrac{\sqrt{2} }{\pi}[/tex]

[tex]The \ flow \ rate, \ Q_2 = 8 \cdot\dfrac{\sqrt{2} }{\pi} \times \pi \times 1^2 = 8 \times \sqrt{2}[/tex]

The flow rate through Branch 2 = 8·√2 ml/min

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Leaves are modified as tendrils for climbing as in
a) Cactus
b) Pea
c)Citrus
d)Bougainvillea​

Answers

Answer: pea

Explanation:

In the garden pea, it is only the terminal leaflets that are modified to become tendrils. In other plants such as the yellow vetch (Lathyrus aphaca), the whole leaf is modified to become tendrils while the stipules become enlarged and carry out photosynthesis.

A key limitation of the coefficient of community is that it lacks the ability to:

Answers

Answer:

calculate the similarity between two communities.

Explanation:

Why are crystals in minerals formed from magma larger than mineral crystals formed from lava?

Answers

Answer:

Magma cools slowly inside Earth, which gives mineral crystals time to grow large enough to be seen clearly. Lava cools much more rapidly than magma when it is below the surface. In a cooling lava, mineral crystals do not have time to form and are very small.

Females have the chromosomes XY.

True
False

Answers

Answer:

False

Explanation:

The X chromosome is one of two sex chromosomes. Humans and most mammals have two sex chromosomes, the X and Y. Females have two X chromosomes in their cells, while males have X and Y chromosomes in their cells

(Hope this helps can I pls have brainlist (crown)☺️

Answer:

false

Explanation:

female have XX

Which of the following is released during cellular respiration?

Carbon dioxide
Glucose
Mitochondria
Oxygen

Answers

Answer:

carbon dioxide ( CO2 ) is released during cellular respiration

Answer:

Carbon dioxide

Explanation:

Which of the following best describes differences between birds and reptiles?
O Birds are endothermic and have four-chambered hearts, while reptiles are ectothermic and have three-
Birds have feathers a brain and sensory organs, while reptiles have scales and a brain but lack senso
Birds are vertebrates and have specialized lungs, while reptiles are invertebrates and have gills and sca
Birds lay eggs and are ectothermic while reptiles undergo internal fertilization and are endothermic.

Answers

Answer:

(A) Birds are endothermic and have four-chambered hearts, while reptiles are ectothermic and have three-chambered hearts.

Explanation:

got it right on the test

Birds and reptiles both belong to the animal kingdom. Reptiles are ectothermic and have three-chambered hearts, whereas birds are endothermic and have four-chambered hearts. Thus, option A is correct.

What are the characteristics of birds and reptiles?

Birds and reptiles both belong to the kingdom Animalia and are chordates. They both have vertebral columns and the presence of the backbone. They share many similarities and differences in their physical appearances.

The birds are endothermic and can maintain constant body tempearture regardless of the external environment. While reptiles are ectothermic (cold-blooded) and regulate their temperature based on the external environment.

The birds have four-chambered hearts like mammals that separate the oxygenated from the de-oxygenated blood, whereas the reptiles have three-chambered hearts with one ventricle and two atria.

Therefore, the birds are endothermic, and reptiles are ectothermic.

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Which items are TRUE about minerals? Select the three correct answers. (2 points)
Observing one property is often the best way to identify minerals,
Rocks are the components that make up minerals.
Minerals can only be identified by their color and hardness.
Minerals are the components that make up rocks.
O Minerals are naturally occurring substances
Minerals are made of one element or one compound of elements

Answers

Answer:

The correct answers are 1) minerals are the components that make up rocks. 2) Minerals can only be identified that make up minerals. 3) Minerals are made of one element or one compound of elements.

Explanation:

I took the test. I got this question wrong but after submitting it, the lesson should me the correct answer.

The items that are true about minerals are:

Minerals are naturally occurring substances.

Minerals are inorganic and homogeneous substances, which can be found on the surface of the Earth, formed in it naturally / spontaneously.

Minerals are made of one element or one compound of elements.

Minerals are found in various forms in nature since they can be of a single element, such as gold, silver, copper, or a combination of elements, such is the case of some chemical compounds such as quartz, which is formed by silicon and oxygen.

Minerals are the components that make up rocks.

A rock is a material that can be made up of a mineral or a combination of them, but its chemical composition is variable.

Therefore, we can conclude that a mineral is a substance produced by processes of inorganic nature which are made of one element or one compound of elements.

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What parts of our eyes help us see light?

Answers

Answer:

it's called the renting it controls the pupil

What change in the mass number of a nucleus occurs when the nucleus emits an alpha particle?

Answers

Answer:

Protons are positively charged. When a nucleus emits an alpha particle, these changes happen: the mass number decreases by 4. the atomic number decreases by 2.

Explanation:

Protons are positively charged. When a nucleus emits an alpha particle, these changes happen: the mass number decreases by 4. the atomic number decreases by 2.

and this one pls thx ill mark brainliest

Answers

Answer: the brain already knows what to do.

Explanation:

brainilest me

if the woman and a man with normal clotting function have one biological daughter and one biological son, which children are predicted to have hemphilia A

Answers

The children Thats predicted to have hemophilia is the biological son

describe the function of the denticulate ligaments

Answers

Answer:

The function of the denticulate ligament is the stabilize the spinal cord in the vertebral canal.

what direction does rna polymerase synthesize rna?

Answers

Answer:RNA polymerase synthesizes an RNA transcript complementary to the DNA template strand in the 5' to 3' direction. It moves forward along the template strand in the 3' to 5' direction, opening the DNA double helix as it goes.

Explanation:

Carbon compounds that come from living organisms are called _____ compounds.

Answers

Answer: organic compounds

At school we are taught that there is a dominant gene for brown eyes and a recessive one for blue.

In this sentence, dominant means:

A. having undergone mutation

B. of or relating to single-cell organisms

C. having reached full development, growth, or
maturity

D. producing a trait even when inherited from only
one parent

Answers

Answer:

D. Producing a trait even when inherited from only one parent

Explanation:

A dominant gene, or a dominant version of a gene, is a particular variant of a gene, which for a variety of reasons, expresses itself more strongly all by itself than any other version of the gene which the person is carrying, and, in this case, the recessive.

_______ is the backup energy molecule that can be used to rapidly regenerate depleted ATP in active skeletal muscle.

Answers

Answer:

Phosphocreatine

Explanation:

Someone plz help me :(

Answers

Answer:

it's a or c but I think it's a

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