help please i beg i don’t know

Help Please I Beg I Dont Know

Answers

Answer 1

Answer:B, D

Explanation:

When the roller coaster starts flying down the hill, it gains kinetic energy and loses potential energy.


Related Questions

Which of the following does not describe hormones in the body? I’ll mark the correct answer a brainliest

A. they are mediator molecules released in one part of the body but regulating the activity of cells in other parts of the body

B. most hormones enter interstitial fluid and then the bloodstream

C. hormones acts on muscles and glands only

D. hormones exert their effects by binding to receptors on or in the "target" cells

Answers

I think its C. hormones act on muscles and glands only. Because hormones act on cells, tissues, organs etc. So this is incorrect and the rest of them are correct.

In pea plants the allele for tall plants in dominant to the allele for short plants, and the allele for purple flower colour is dominant to the allele for white flower colour. What is the genotype of a short plant produced from a cross between a true-breeding purple flowered pea plant and a true-breeding white flowered pea plant? *
1.TTPP
2.ttpp
3.ttPP
4.ttPp
5.TtPp

Answers

Answer:

The correct answer is - 4. ttPp

Explanation:

Given - tall is dominant over short pea plant

let assume T is dominant and t is short which is recessive

Similarly, P for dominant purple flower and p for white flower

The offspring has a short plant which means it has both t allele or recessive allele for the height of a plant by the cross of a true-breeding purple and true-breeding white:

    P   P

p   Pp Pp

p   Pp Pp

This means the offspring would have a heterozygous case for the genotype of the flower of the pea plant

Thus, the correct answer is ttPp

What does the diagram represent

Answers

Answer:

I wanna say C but im not sure.

Explanation:

Which layer is between the mesosphere and the inner core? (7 points)

a
Asthenosphere

b
Crust

c
Lithosphere

d
Outer Core

Answers

Answer:

i think its otter core im not sure

Explanation:

doing the test rn i will be back and say if its wrong or not

Answer:outer core

Explanation:

NEED HELP WITH HOMEWORK!!!
The mutation that causes sickle cell is:
1. deletion
2. Addition
3. substitution
4.Unpoint

Answers

Sickle cell disease is caused by a mutation in the hemoglobin-Beta Gene found in a chromosome 11. Hemoglobin transports oxygen from the lungs to other parts of the body. Red blood cells with normal hemoglobin (hemoglobin A) are smooth and round and glide through blood vessels.

Long legs (L) in racing horses is dominant to short legs (l). Good muscle tone (G) is dominant to weak muscle tone (g). Determine the phenotypes of the F1 generation resulting from a cross between a heterozygous long legged, weak muscled horse and a heterozygous long legged, strong horse

Answers

Answer:

See the answer below

Explanation:

Long leg (L) is dominant over short leg (l) and Good muscles (G) is dominant over weak muscles (g).

Heterozygous long leg, weak muscle = Llgg

Heterozygous long leg, strong muscle = LlGg

       Llgg    x    LlGg

Offspring:

2 LLGg - Long leg, strong muscle

4 LlGg -  Long leg, strong muscle

2 LLgg - Long leg, weak muscle

4 Llgg - long leg, weak muscle

2 llGg - short leg, strong muscle

2 llgg - short leg, weak muscle

Ratio of offspring with long leg and strong muscle = 6/16 or 3/8

Ratio of offspring with long leg and weak muscle = 6/16 or 3/8

Ratio of offspring with short leg and strong muscle = 2/16 or 1/8

Ratio of offspring with short leg and weak muscle = 2/16 or 1/8

The F1 generation resulting from a cross between a heterozygous long-legged, weak muscled horse and a heterozygous long-legged, strong horse

3/8- long leg and good muscle tone3/8- long leg and good muscle tone3/8- long leg and weak muscle tone3/8- long leg and good muscle tone3/8- long leg and weak muscle tone1/-8- shirt leg and good muscle tone3/8- long leg and good muscle tone3/8- long leg and weak muscle tone1/-8- shirt leg and good muscle tone1/8- short leg and weak muscle tone

Given:Long legs (L) in racing horses is dominant to short legs (l)Good muscle tone (G) is dominant to weak muscle tone (g)Cross:a heterozygous long-legged, weak muscled horse - Llgga heterozygous long-legged, strong horse - LlGg

Llgg X LlGg

Gametes:

Lg, lg and LG, LG, lG, lg

Punnett square:

attached as image

F1- phenotypes:

3/8- long leg and good muscle tone

3/8- long leg and weak muscle tone 1/-8- shirt leg and good muscle tone 1/8- short leg and weak muscle tone

Learn more about dominant trait:

brainly.com/question/2114747

True or False: An element is a substance that is made up of one type of atom.

Answers

Answer: true : A pure substance is something that occurs in nature. An element is made up of one type of atom only and cannot be split further. A compound has the combined properties of the elements from which it is made. Atoms show the macro properties of an element.

Explanation:

It is true .

Have a nice day.

LOTS OF POINTS!?!?!The first part is just the dissolving of the carbon dioxide and water from groundwater, cloud, or rain making Type Here(H2CO3). FILL IN THE TYPE HERE PART!?!?!?

Answers

what’s the question and what part ?

Which two things are found on a molecule of tRNA

Answers

Answer: Ribose nucleotides and the nitrogenous bases

Explanation: RNA consists of ribose nucleotides (nitrogenous bases appended to a ribose sugar) attached by phosphodiester bonds, forming strands of varying lengths. The nitrogenous bases in RNA are adenine, guanine, cytosine, and uracil, which replaces thymine in DNA.

Answer:RNs and nitrogenous bases

Explanation:

Ribose nucleotides and the nitrogenous bases

Energy conversion in which sunlight, water and carbon dioxide is converted into oxygen
and glucose.

Answers

Answer:

Photosynthesis

Explanation:

The bullfrog, Rana catesbeiana, is most closely related to

Answers

Answer: It is most related to a spotted chorus frog

I hope this helps, and Happy Holidays! :)

Answer:

The bullfrog, Rana catesbeiana, is most closely related to the spotted chorus frog, Pseudacris clarki Asian flying frog, Polypedates leucomystax.

What would a doctor most likely observe in a patient with a disease affecting the muscular system? ​

Answers

Answer:

I would say difficulty standing or lifting objects.

Explanation:

To see if muscles are intact.

Sierra is asked to demonstrate how carbon travels from the atmosphere to living organisms, then back to the atmosphere. She draws a diagram showing carbon dioxide from the atmosphere being taken in by a plant. An animal then consumes the carbon dioxide in the plant, uses it as a source of energy, then exhales, returning the carbon dioxide to the atmosphere. Which of the following statements indicates a correction that needs to be made on Sierra's diagram?

Answers

Answer: An animal then consumes the carbon dioxide in the plant, uses it as a source of energy, then exhales, returning the carbon dioxide to the atmosphere.

Explanation: This is incorrect, because animals consume oxygen released by plants, then exhale the carbon dioxide into the atmosphere.

Answer:

B

Explanation:

Animals do not use carbon dioxide as an energy source; they use sugars or starches.

Hope this helps! :D

Cell walls in plants provide_______
1) Water storage
2) Control of cell function
3) Structural support

Answers

Answer:

3.

Explanation:

Plant cell walls primarily provide mechanical support for cells and collectively form the skeleton of the plant.

Answer:

the answer is choice 3

Explanation:

hoped I helped

What do cells do with the products produced by cellular respiration?
A.
Carbon dioxide and water can be excreted and the energy is used by the cell.
B.
Glucose and carbon dioxide can be excreted and the energy is used by the cell.
C.
Carbon dioxide and oxygen can be excreted and the energy is used by the cell.
D.
Glucose and oxygen can be excreted and the energy is used by the cell.

Answers

Answer:

Ok

Explanation:

I believe the answer is D

Answer:

A

Explanation:

Carbon dioxide and water can be excreted and the energy is used by the cell

es and Moion Assessment (Luncn)
12of25
While waiting for the bus you take a seat on the metal bench at the bus stop. The bench feels very cold to you. Why? (AKS 7c DOK 2)
A The warmth in your hands is being transferred to the bench via conduction.
OB. The warmth in your hands is being transferred to the bench via convection.
Oc. The coldness of the bench is being transferred to your hands via conduction.
OD. The coldness of the bench is being transferred to your hands via convection.

Answers

B the warmth from your hands us being transferred

Answer:

C the answer is def c

Explanation:

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