A cell membrane is called _____________ because it allows only certain substances to enter and leave the cell *
a. exocytosis
b. endocytosis
c. semipermeable
d. diffusion
please help me with questing 16
Answer:
It's either C. or D. I think I'm more leaning toward all of the above.
Explanation:
Adaptation is when organisms change to adapt to the environment.
For example, a white moth could turn black to blend in with certain tree barks, shadows, dirt, etc. Hope this helped!
which of the following substances is formed during photosynthsis hurry please thx
Answer:
Glucose
Explanation:
During photosynthesis plants produce a substance called glucose from simple inorganic molecules.
Hope this helps :D Have a fantastic day ^-^
Compare the planets Mars and Saturn. Describe how their common characteristics are similar.
Answer:
Both Mars and Saturn have rings.
PLEASE HURRY!!!! PLEASE!!!!!!!!!What is different about the way people get energy as opposed to plants?
A. People get their energy from food, whereas, plants convert energy from the sun through a process know as photosynthesis.
B. People get energy from jumping around.
C. Plants and people get energy through the same means.
D. Plants eat zombies to get their energy, whereas, people eat pizza.
Pls I need answers at least one answer of any of the questions
The author mentions that Shine made several mistakes in her experiment. Describe one major mistake that Shine made.
Answer:
theres no expirement attached, attach an expirement and i can answer
Explanation:
Turner syndrome occurs in females who instead of having two X chromosomes have either only one X chromosome or a fragmented X chromosome. Klinefelter syndrome occurs in males who have multiple X chromosomes. Consider the karyotype.
A karyotype indicates that a male has multiple x chromosomes.
Which individual is shown in the karyotype?
male with Turner syndrome
male with Klinefelter syndrome
female with Turner syndrome
female with Klinefelter syndrome
Answer:
male with Klinefelter syndrome
Explanation:
for an individual to be considered male he needs to have at least one Y chromosome
usually an individual with Klinefelter syndrome has two X chromosomes instead of 1 and 1 Y chromosome(XXY) but the karyotype can also be XXXY
Answer:
its B
Explanation:
it belongs to a man with Klinefelter syndrome
answer 18 and 19 Please help I will mark brainliest
Answer:
18. J.
19. B 23 chromosomes
Answer:
23
Explanation:
answer 18 and 19 Please help I will mark brainliest
What else is produced during the combustion of propane, C3H8?
H2O
C3H8
O2
C3H8O2
What else is produced during the combustion of propane, C3H8 is H20, but to understand this reaction, we need to know.....
Combustion of propaneWhen an oxidizer sold as a fuel, it is also called liquefied petroleum gas (LPG), which is a mixture of propane with small amounts of
PropyleneButane and butylene plus ethanethiolAs an odorant to prevent the normally odorless propane from going unidentified. when in leaks. It is used as fuel for stoves and in car engines.
The combustion of propane is a typically exothermic reaction with the evolution of heat:
C3H8 + 5 O2 → 3 CO2 + 4 H2O
With this information, we can say that the combustion product of propane is H2O.
Learn more about Propane in https://brainly.com/question/10364314?referrer=searchResults
How do fungi and plants differ?
Answer:
Option 2, i hope that helps instead of my last answer, lol
Answer:
Explanation:
One of the main differences between plants and fungi is that fungi have chitin as a component of their cell walls instead of cellulose. ... Fungi absorb all the nutrients they need from the soil unlike plants which require chlorophyll to conduct photosynthesis.
Hopes this helps tbh-
It is advantageous for a predator to prey exclusively on a single prey species.
Answer:
Assuming this is a true/false question, the answer would be false.
If a predator only preyed on one species, it would be at a disadvantage if the prey it feeds on gets wiped out in that region.
Therefore, your answer is False.
Where do the mineral resources in which society depends on come from
Answer:Without minerals we would not have electricity, food, or shelter. Minerals make today's technology-based life possible, but that's something many of us take for granted.
Explanation:Soil, rocks, and minerals provide essential metals and other materials for agriculture, manufacturing, and building. 7.7. Earth scientists and engineers develop new technologies to extract resources while reducing the pollution, waste, and ecosystem degradation caused by extraction.
Crossing-over occurs
a. during prophase 2.
c. during prophase I.
b. during fertilization.
d. at the centromere
Below are two sequences of a segment of DNA.
Normal sequence TTA AAA GGA
Mutated sequence CTT AAA AGG A
Which type of mutation has occurred?
I want to give people some points so my question is...
IS THE SKY BLUE?
Answer:
yeah, common sense when its raining it isn't it is grey, when its sunny it is sky blue
Explanation:
A truck was carrying a substance in a tank. The molecules of that substance were moving away from each other. The truck parked overnight in a place where energy transferred out of the substance. In the morning, the substance was a gas. How were the molecules moving in the morning?
Answer:
The gases will be together since they do not possess kinetic energy
Explanation:
let us use the kinetic theory of matter to explain the condition of the gas in the morning.
During the day, the atmosphere can be very hot so the gases tend to be in constant random motion, hence they will move away from themselves because they possess kinetic energy.
In the morning the temperature of the atmosphere is relatively low and the vehicle is not in motion, hence the gases will move together because they no longer possess kinetic energy anymore
What molecule do bacteria take in (use up)?
Oxygen
Carbon Dioxide
Water
(This is 7th grade science)
please answer this for me
Answer:
Im pretty sure its A the phagocytes.
Explanation:
Help me with this I’ll give 50points !!
Answer:
straightLustre,shinemirror Transparent,propertynot at depth,faster 7.oblique,blocksHope it helps
Which is the most efficient way to avoid DNA mutations from UV radiation?
Avoid getting X-rays at the doctor’s office.
Avoid protective shields during X-rays.
Avoid UV radiation by wearing sunscreen.
Avoid UV radiation by using a tanning bed.
Answer:
Sunscreen is the best, and most efficient way to avoid DNA mutations. UV radiation causes thymine dimers in the DNA complex, so limiting UV radiation is key to avoiding DNA mutations.
Explanation:
The most efficient way to avoid DNA mutations from UV radiation is to avoid UV radiation by wearing sunscreen. Thus, the correct option is C.
What is DNA mutation?DNA mutation may be defined as the process that induces sudden, stable, and inheritable changes in the genetic material of organisms through various factors.
The UV radiations are the most potent physical agent that induces DNA mutation. But in order to avoid such kinds of DNA mutations from UV radiation one must be required to be protected from such kinds of harmful radiation with the help of sunscreen.
The UV radiation induces DNA mutations by causing the dimerization of the thymine base, which significantly alters the whole sequence of genetic material.
Therefore, the most efficient way to avoid DNA mutations from UV radiation is to avoid UV radiation by wearing sunscreen. Thus, the correct option is C.
To learn more about DNA mutations, refer to the link:
https://brainly.com/question/994615
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Which of the following statements is TRUE about the law of conservation of energy?
A.
A little energy is destroyed every time an energy transformation occurs.
B.
Energy can change form but the total amount of it remains constant.
C.
Because of the law of conservation of energy, it is possible for a machine to never need energy.
D.
Conservation of energy only occurs when some of the energy is converted to light.
Which of the following foods are native to rainforests?
a. papayas
b. mangoes
c. Sugarcane
d. all of the above
Answer:
on edge here's the correct answer
Explanation:
Answer: It is D)
Explanation:
An organism has a haploid number of 20. What is the organism's diploid
number?
1. Describe one function of the placenta during the internal development of 1 point
an offspring.
Answer:
The placenta allows the exchange of materials, including wastes, between the mother's blood and her developing fetus. - The placenta protects the fetus from some infections.
Explanation:
Hope this helps
How are herbivore and carnivore alike
Answer:
They both obtain energy by consuming other organisms.
Explanation:
Hope this helps<3
Answer:they both gather energy from other organisms.
Explanation:
Which is located at the beginning of a gene?
terminator
promoter
mRNA
intron
How do adaptations lead to change?
There are many different types of cells with many different types of cellular structures and functions. Which of these structures is found in all types of eukaryotic cells?
A. chloroplast
B. cell wall
C. nucleus
D. centrioles
Answer:
nucleus
Explanation:
chloroplasts and cell walls are only found in plant (and fungi) cells, while centrioles are only in animal cells.
The structure that is found in all types of eukaryotic cells is the nucleus. The correct option is C.
What are eukaryotic cells?Eukaryotic cells are those cells that contain true cell organelle. These cells are present in the higher organism, and they perform complex functions like replication, mitosis, etc.
There are two types of cells. They are prokaryotic and eukaryotic cells. Prokaryotic cells are those that do not contain an organelle and a nucleus. They are present in smaller organisms.
The nucleus is the brain of cells. It controls all functions of cells, and it contains the genetic material of the organisms. In prokaryotic cells, the nucleus is absent and in eukaryotic cells, the nucleus is present. That is the difference between them.
Thus, the correct option is C. nucleus.
To learn more about eukaryotic cells, refer to the link:
https://brainly.com/question/982048
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1. Which criteria are used to classify amphibians into orders?
Answer:
They are classified into three orders: frogs and toads, salamanders and newts, and caecilians.
