09.08.2021

a model airplane has a mass of 3.2 kg it's propeller pulls it forward with the force of 7.0 N what is the airplanes acceleration

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Biology

Select the correct answer. Maria wanted to grow a fern in her backyard. Acting on a suggestion from a friend, she collected brown dots from the underside of a fern’s leaves and then potted them. After a few days, Maria saw small fern leaves erupting from the pot. Which statement explains this phenomenon? A. The fern transitioned from gametophyte generation to sporophyte generation. B. The fern grew as a result of mitosis. C. The fern transitioned from sporophyte generation to gametophyte generation. D. The fern grew to be genetically identical

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Option A : the fern transitined from gametophyte generation to sporophyte generation.

Biology

Leslie argues that an organism called a Euglena is a plant because it is eukaryotic, has a nucleus, makes its own food, and is unicellular. Where is Leslie’s error?

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Leslie argues that an organism called a Euglena is a plant because it is eukaryotic, has a nucleus, makes its own food, and is unicellular. Where is Leslie's error? Plants do not make their own food..

Biology

Which was most likely an effect on society that resulted from improvements in blood handing during world war l and world war ll

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Effective food supply was most likely an effect on society that resulted from improvements in blood handling during World War I and World War II.

Biology

Which of the following distinguishes why large corporate farms are losing favor with the public? The farms have been raising their prices due to water shortages. The public is upset with the farms’ unnatural farming practices. The farms have been withholding food in order to receive more funding. The quality of the farms’ food has declined since the 1980s.

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Consumers are dissatisfied with the way that large corporate farms are treating nature's natural resources.

Biology

Which structure could a scientist look for in a plant that would identify it as a club moss rather than a liverwort? phloem spores rhizoids flowers

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A scientist look for in a plant that would identify it as a club moss rather than a liverwort.

Biology

Drag the item from the item bank to its corresponding match. ITEM BANK: Move to Top ChromosomeDNADiploidEggGameteHaploi dMeiosisReplicationSexual ReproductionSperm This is an organism or cell with two sets of chromosomes. This is a haploid cell with half the reproductive information from the parent. This is a cell or organism having half of the diploid chromosome number, symbolized by "n". This is the structure in the cell nucleus that houses a cell s genetic information. This holds an organisms hereditary information. This is a process

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Chromosome DNA Diploid EggGamete Haploid Meiosis Replication Sexual Reproduction Sperm..
This is an organism or cell with two sets of chromosomes.
This is a haploid cell with half the reproductive information from the parent.
This is a cell or organism having half of the diploid chromosome number, symbolized by "n".

Biology

Zoe wants to replace the letters on her diagram with labels that describe how the nerves and muscles communicated with each other to trigger her reflexive response. What should her labels be? Should she eliminate any letters from this pathway?

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The nerves and muscles communicated with each other to trigger her reflexive response…

Biology

How did the lab activities help you answer the lesson question "How do the processes of conduction, convection, and radiation help distribute energy on Earth?"

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The processes of conduction, convection and radiation help distribute energy on earth...

Biology

how do carbon dioxide and oxygen move in and out of a mesophyll cell? By which process- active transport, diffusion, respiration or transpiration?

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Carbon dioxide with the help of diffusion reach the other cells in the leaf and the oxygen which is produced during the process of Photosynthesis is diffused out of the leaf. Hence, diffusion is the simple process by which gaseous exchange takes place.