Answer:
During meiosis, homologous chromosomes may exchange genetic material during a process called "crossing over."
Which of the following organelles exist in animal cells? Select all that apply.
O Mitochondria
O Cell wall
O Chloroplast
O Vacuoles
Nucleus
Answer:
mitochondria
cell wall
Which of these is a response to an internal stimulus?
A. A sunflower turns to face the rising sun.
B. A cucumber tendril wraps around a wire.
C. A pine tree knocked sideways in a landslide grows upward in a bend.
D. Guard cells of a tomato plant leaf close when there is little water in the roots.
Answer:A a sunflower turns to face the rising sun.
Explanation:
Margaret tells her friends that she caught a fish called Salmo salar. What genus does the fish belong to? Explain how you know.
Answer:
Histrio?
Explanation:
What does Mufasa mean by the circle of life? Make a diagram that shows the circle of life. Represent it this way: sun –> producer –> primary consumer –> secondary consumer-> decomposer
PLEASE HELP
Answer:
Sun --> carrot --> rabbit --> wolf --> earthworm
HELP!!!
Please lmk if you can not see the attachment
Answer:
i cant see the attachment
Explanation:
Can some viruses be prevented? (Explain your answer). Which viruses from your data table are preventable?
Answer:
Lung cancer from smoking
What process breaks glucose down to be used as an energy source?
5. Write the levels of organization in order from MOST SIMPLE to MOST COMPLEX. Use the words: organism, organ, cell, tissue, and organ system.
Answer: The major levels of organization in the body, from the simplest to the most complex are: atoms, molecules, organelles, cells, tissues, organs, organ systems, and the human organism
Answer:
cell
tissue
organ
organ system
organism
Explanation:
Cells are most simple, organism is most complex
Which statement describes natural selection
Answer: You didn't put any statements lol
Explanation:
But basically natural selection is when organisms with the most favorable traits will survive and reproduce. (ex. there are 2 strains of bacteria - one that resists antibiotics and one that doesn't. The one that resists the antibiotics will strive and reproduce because that will be the more favorable trait that will be able to be inherited by future generations.)
Which of the following is the definition for speciation?
define polymer
simple
Answer ASAP
Answer:
A polymer is a bunch of monomers put together in simplest terms.
How many MYA was the mass extinction of dinosaurs, ammonoids, and many land plants?
helppppp meeeeee plsssss
Answer:
Solar eclipse
Explanation:
Solar eclipse happens when the moon is covering up the sun. As the picture is showing, the moon is covering up the sun and casting a shadow onto the earth.
1. What is true of two organisms that are in the same phylum?
A. They are likely the same species too.
B. They are more closely related than two organisms who are the same genus.
C. They are more closely related than two organisms who are in the same order.
D. They are less closely related than two organisms who are in the same class.
What specific type of symmetry does a sea star have?
Answer:
radial symmetry
Starfish have radial symmetry with each arm portion of the starfish identical to each of the other regions
Explanation:
mark brainliest please
Answer:
A typical Star fish has five side of symmetry with no clear head the star fish can move in any directions and it is led by anyone of its five arms . Starfish has a radial symmetry .
I guess this might help u out
The energy in molecules has been stored in the
1.protons
2.Bonds
3.electrons
4.neutrons
Answer:
It should be 2- Bonds
Explanation:
Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules.
:)
If we use the letter R to represent seed shape, what is the genotype for a heterozygous individual? What is that individual's phenotype?
Answer:
Explanation:
The genotype for the heterozygous indivdual ( 2 different alleles): Rr
The phenotype would be round.
Potato crops are grown for their carbohydrate content.
Describe how you could safely test the two species of potato to compare their carbohydrate content.
test for starch
test for reducing sugars
8 mark question - IGCSE
Answer:
I hope this helps a little bit.
Think of an object, person place at home that functions similar to the vacuole.
Annswer:
a egg
Explanation:
This is the answer because vacoules are like cells and eggs are like cells and yeah.
Sorry about the explanation I have to get points. But here are comparisons between the 3.
MY BACK HURTS SO MUCH!!!!!!!! PLEASE HELP ASAP!!!!
Answer:
Atmosphere
Explanation:
ok, go to the doctor and get some pain meds
Meiosis only occur in what type of cells?
Answer:reproductive cells
Explanation: Meiosis only occurs in reproductive cells, as the goal is to create haploid gametes that will be used in fertilization. Meiosis is important to, but not the same as, sexual reproduction. Meiosis is necessary for sexual reproduction to occur, as it results in the formation of gametes (sperm and eggs).
Heeeelp plz i need the answer plz asap!!
Answer:
B
Explanation:
pulmonary artery brings the deoxgeneted blood to the lungs where it gets oxygenated and is carried back to the heart via pulmonary vein
Answer:
B
Explanation:
.